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IEB Grade 12 Quantitative chemistry notes $3.59   Add to cart

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IEB Grade 12 Quantitative chemistry notes

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This document contains notes on quantitative chemistry from the IEB SAGS. It also includes all the IEB definitions from the SAGS that are you are required to learn as well as explanations of the several concepts in this section.

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  • February 20, 2022
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  • 2021/2022
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1. Basicpartides
>
noble gases are metals made of atoms

>
covalently bonded substances are made of molecules

> ionic substances (salts ) are made of positive and
negative ions (formula unit =

single
group of ions
representing the salt formula )


2. Chemicalformulae


ammonium NHI
Mnoa
-




permanganate
nitrate NO 3-
-




nitrite Noa

hydroxide OH
-




chlorate [ 105

CH , COO
-




etnanoate
-




hydrogen carbonate HC 03

5042
-




sulfate

so }
-




sulfite

hydrogen sulfate Hsoci
co }
-




carbonate

52032
-




thiosulfate

dichromate crz OF
poof
-




phosphate


Atomic number (2) : number of protons in the nucleus of an atom


mass number (A) :
number of protons and neutrons in the nucleus of an atom

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