The oxidation state of chlorine in potassium chlorate is
The oxidation state of chlorine in potassium chlorate is A. +1 B. +2 C. +3 D. … Read More
Chemistry
When air which contains the gases Oxygen, nitrogen, carbondioxide, water vapour and the rare gases,…
When air which contains the gases Oxygen, nitrogen, carbondioxide, water vapour and the rare gases, is … Read More
Elements P, Q, R, S have 6, 11, 15, 17 electrons respectively, therefore,
Elements P, Q, R, S have 6, 11, 15, 17 electrons respectively, therefore, A. P will … Read More
An element X forms the following compounds with chlorine; XCl4, XCl3, XCl2. This illustrates the
An element X forms the following compounds with chlorine; XCl4, XCl3, XCl2. This illustrates the A. … Read More
In the reaction between sodium hydroxide and sulphuric acid solutions, what volume of 0.5 molar…
In the reaction between sodium hydroxide and sulphuric acid solutions, what volume of 0.5 molar sodium … Read More
A small quantity of solid ammonium chloride (NH4Cl) was heated gently in a test tube,…
A small quantity of solid ammonium chloride (NH4Cl) was heated gently in a test tube, the … Read More
When sodium chloride and metallic sodium are each dissolved in water
When sodium chloride and metallic sodium are each dissolved in water A. both processes are exothermic … Read More
The periodic classification of elements is an arrangement of the elements in order of their
The periodic classification of elements is an arrangement of the elements in order of their A. … Read More
Which of the following statements is NOT correct?
Which of the following statements is NOT correct? A. The average kinetic energy of a gas … Read More
Zinc Oxide is a
Zinc Oxide is a A. Basic Oxide B. Acidic Oxide C. Amphoteric Oxide D. Neutral Oxide … Read More