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carbonate can be used as a (an) (indicator, catalyst, primary standard) (e) Faraday’s laws express the (qualitative, quantitative, volumetric) results of electrolysis. (f) Oxidation number of sulphur in

9MathQ02-3,5Text Chapter 2 Exercise 2.1 1.Find the slope of each line which contains each pair of points listed below. (a) (0,0) and (8,4) (b) (10,5) and (6,78) (c) (2,-2) and (4,2) (d) (0,3) and (-2,3)

Alum (ii) CaO Cl2.2 H2O (c) Ammonium iron (II) sulphate (iii) show allotropy (d) Aqua-regia (iv) reaction between any acid and a base (e) Sulphur (v) dissociation constant of the indicator (f) Bleaching

the reaction with ammonia, boron trifluoride behave as an ………. . (g) The IUPAC name of di-methyl methylene is ………. . Select the correct word(s) given in the bracket. (7 marks) (a) Proteins is ( polymer,

(f) Catalysts are not consumed by the chemical reactions. (g) The reaction between joule and calorie is `1J=4.18 cal. Fill in the blanks with the correct word(s) ,terms. (7 marks) (a) Sodium hydroxide

characteristic ………. smell. (d) Hydrogen sulphide has weak ………. properties. (e) Halogens have essential electronic structure of ………. . (f) In the reaction with ammonia, boron trifluoride behave as an ……….