{"id":3933,"date":"2023-10-06T07:59:38","date_gmt":"2023-10-06T07:59:38","guid":{"rendered":"http:\/\/localhost\/ecole9ja\/?p=3933"},"modified":"2023-10-06T08:19:51","modified_gmt":"2023-10-06T08:19:51","slug":"week-1-ss3-second-term-chemistry-notes","status":"publish","type":"post","link":"https:\/\/ecolebooks.com\/nigeria\/posts\/week-1-ss3-second-term-chemistry-notes\/","title":{"rendered":"Week 1 &#8211; SS3 Second Term Chemistry Notes"},"content":{"rendered":"<p><strong>SECOND TERM E-LEARNING NOTE<br \/>\n<\/strong><br \/>\n\u00a0<strong>SUBJECT: CHEMISTRY\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0CLASS: SSS 3<br \/>\n<\/strong><br \/>\n\u00a0<strong>Scheme of Work<br \/>\n<\/strong><br \/>\n\u00a0<strong>WEEK\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0TOPIC<br \/>\n<\/strong>1.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Revision\/Nuclear Chemistry, Types and Nature of Radiations, Half-life as a \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Measure of the Stability of the nucleus.<br \/>\n2.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Nuclear Reactions i.e Nuclear Fussion and Nuclear Fission with examples, Effect and \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0applications of Radioactivity Comparison of Nuclear Reaction and Ordinary chemical \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0reaction.<br \/>\n3. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Simple molecules and their shapes, covalent molecules e.g methane, ammonia, \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0crystalline solids \u2013 their network structure e.g diamond.<br \/>\n4.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Metallic bonding \u2013 properties, factors affecting the formation of metals, \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0intermolecular bonding Van-der-waals forces and hydrogen bonds, comparison of all \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0bond styles.<br \/>\n5-6.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Metals and their compound, extraction of  metals (e.g aluminium, copper, tin and \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0iron) their properties and their reaction, their uses, alloys, composition and uses.<br \/>\n7.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Introduction to qualitative analysis, test for cation using H<sub>2<\/sub>S, NaOH and HN<sub>4<\/sub>OH, \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0confirmatory test for the cations<br \/>\n8.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Test for amono, identification or  gases. E.g CO<sub>2<\/sub>,SO<sub>2<\/sub> and O<sub>2<\/sub>. Characteristics test \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0for anions e,g SO<sub>4<\/sub><sup>2-<\/sup>, SO<sub>3<\/sub><sup>2-<\/sup>, CO<sub>3<\/sub><sup>2<\/sup>-, NO<sub>3<\/sub>.<br \/>\n9-10. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Volumetric Analysis, calculation based on percentage purity and impurity of \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0substances, percentage amount of the acid, or base, solubility of substances, \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0volume of gases, mole ration of acid to base.<br \/>\n11. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Revision<br \/>\n12-13  \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Examinations <\/p>\n<p>\u00a0<strong>REFERENCE BOOK<br \/>\n<\/strong><\/p>\n<ul>\n<li>New School Chemistry for Senior Secondary Schools by Osei Yaw Ababio.\n<\/li>\n<li>Practical Chemistry for Senior Secondary Schools by Godwin Ojokuku\n<\/li>\n<li>Outline Chemistry for Schools &amp; Colleges by Ojiodu C. C.\n<\/li>\n<li>Chemistry Pass Questions for S.S.C.E and UTME.\n<\/li>\n<\/ul>\n<p>\u00a0<br \/>\n\u00a0<br \/>\n\u00a0<br \/>\n\u00a0<br \/>\n\u00a0<strong>WEEK ONE<br \/>\n<\/strong><strong>TOPIC: Nuclear Chemistry<br \/>\n<\/strong><strong>CONTENT <\/strong>\u00a0\u00a0\u00a0\u00a0<\/p>\n<ul>\n<li>Types and Nature of Radiation\n<\/li>\n<li>Half-life as a measure of the stability of the nucleus.\n<\/li>\n<\/ul>\n<p>\u00a0Nuclear Chemistry is an aspect of chemistry that deal with nuclei of atoms.<\/p>\n<p>\u00a0<strong>Radioactivity<br \/>\n<\/strong>This is the spontaneous emission of radiation by radioactive element such as Thorium, Uranium etc.<\/p>\n<p>\u00a0<strong>Characteristics<br \/>\n<\/strong><\/p>\n<ul>\n<li>Spontaneously and continually emitting of radiation by radioactive element\n<\/li>\n<li>Temperature and pressure have no effect on radioactivity\n<\/li>\n<li>The radiation can pass through opaque objects\n<\/li>\n<li>It affects photographic plates\n<\/li>\n<li>It causes ionization of gases through which it passes.\n<\/li>\n<li>It causes fluorescence of certain substance\n<\/li>\n<li>It releases large amount of energy.\n<\/li>\n<\/ul>\n<p>\u00a0<strong>Types of Radiation<br \/>\n<\/strong>There are three (3) types of radiation<\/p>\n<ul>\n<li>Alpha\n<\/li>\n<li>Beta\n<\/li>\n<li>Gamma\n<\/li>\n<\/ul>\n<p>\u00a0<strong>Characteristics of Alpha-Rays<br \/>\n<\/strong><\/p>\n<ul>\n<li>they are helium in nature <sup>4<\/sup><sub>2<\/sub>He with 4 atomic mass and 2 atomic number\n<\/li>\n<li>alpha rays are fast moving streams of positively charges\n<\/li>\n<li>they are deflected toward the negative plate in an electrostatic field\n<\/li>\n<li>they have very low penetrating power\n<\/li>\n<li>they can be absorbed\/stopped by a thin sheet of paper on aluminium foil\n<\/li>\n<li>they cause fluorescence of some materials e.g zinc sulphide\n<\/li>\n<\/ul>\n<p>\u00a0<strong>Characteristics of Beta-rays<br \/>\n<\/strong><\/p>\n<ol>\n<li>they are electron in nature with a mass number of zero and charge of -1  (<sup>o<\/sup>e)\n<\/li>\n<li>they are fast moving  stream of electrons\n<\/li>\n<li>they can penetrate than alpha rays\n<\/li>\n<\/ol>\n<p>\u00a0<strong>Effects of Electrostatic Field on the Three Radiation<br \/>\n<\/strong><br \/>\n\u00a0<strong>EVALUATION<\/strong><\/p>\n<ol>\n<li>State two (2) properties of \u03ac, \u03b2, and Y rays each.\n<\/li>\n<li>\n<div>What do you know about radioactivity.\n<\/div>\n<p>\u00a0<\/li>\n<\/ol>\n<p><strong>Detection of Radiation<br \/>\n<\/strong>The radiation can be detected by using the following devices.<\/p>\n<ul>\n<li>Geiger Miller Counts\n<\/li>\n<li>Scintillation counter\n<\/li>\n<li>Diffusion cloud chamber\n<\/li>\n<\/ul>\n<p>\u00a0<strong>HALF LIFE<br \/>\n<\/strong>The half-life of a radioactive element is the time taken for half of the actual number of atoms in a given substance or radioactive element to decay.<\/p>\n<p>\u00a0<strong>NUCLEAR STABILITY<br \/>\n<\/strong>The spontaneous disintegration\/decay of nucleus of an element is due to its instability.<br \/>\nThe neutron-proton ration determines the stability of an element.<br \/>\nThis varies between unity for the lighter elements and a value of about 1.5 for the heavier element with atomic numbers around eighty.<br \/>\nN.B. Atoms with a neutron \u2013 protons less than 1 or greater than 1.5 tends to be unstable.<\/p>\n<p>\u00a0<strong>EVALUATION<\/strong><\/p>\n<ol>\n<li>State two methods through which a radiation can be detected.\n<\/li>\n<li>What is half life as a measure of the stability of the nucleus\n<\/li>\n<\/ol>\n<p>\u00a0<strong>GENERAL EVALUATION<br \/>\n<\/strong><\/p>\n<ol>\n<li>Define the term  nuclear chemistry\n<\/li>\n<li>Define the term radioactivity.\n<\/li>\n<li>Explain the term radioisotopes\n<\/li>\n<li>Give an account of the uses of radioisotopes.\n<\/li>\n<\/ol>\n<p>\u00a0<strong>READING ASSIGNMENT<br \/>\n<\/strong>New School Chemistry by O.Y, Ababio pages 299-304.<\/p>\n<p>\u00a0<strong>WEEKEND ASSIGNMENT<br \/>\n<\/strong><\/p>\n<ol>\n<li>____ is an example of radiation (a) Aloha (b)  Carbon (c) Uranium (d) Nucleus.\n<\/li>\n<li>Alpha particle was deflected towards negative plate while Beta deflected toward (a) Neutral plate (b) Negative plate (c) Zero plate (d) positive plate\n<\/li>\n<li>The following caused fluorescence of matter except (a) Alpha (b) Beta (c) Gamma (d) X- ray\n<\/li>\n<\/ol>\n<p>\u00a0<\/p>\n<ol>\n<li>In the above diagram, Z represents (a) Alpha\u00a0\u00a0\u00a0\u00a0(b) Beta (c) Gamma (d) Radioactive\n<\/li>\n<li>B represents ____ in the diagram above (a) Alpha (b) Beta (c) Gamma (d) Radioactive source\n<\/li>\n<\/ol>\n<p>\u00a0<strong>THEORY<\/strong><\/p>\n<ol>\n<li>Find the half-life of a radio isotope element which was found to be 120g initially and later changed to 15g in 24 hours\n<\/li>\n<li>State the three main type of radiation with their properties each.\n<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>SECOND TERM E-LEARNING NOTE \u00a0SUBJECT: CHEMISTRY\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0CLASS: SSS 3 \u00a0Scheme of Work \u00a0WEEK\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0TOPIC 1.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Revision\/Nuclear Chemistry, Types&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,307],"tags":[],"class_list":["post-3933","post","type-post","status-publish","format-standard","hentry","category-posts","category-second-term-ss3-chemistry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/posts\/3933","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/comments?post=3933"}],"version-history":[{"count":1,"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/posts\/3933\/revisions"}],"predecessor-version":[{"id":3934,"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/posts\/3933\/revisions\/3934"}],"wp:attachment":[{"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/media?parent=3933"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/categories?post=3933"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/tags?post=3933"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}