Question

1. Choose the correct answer 1. NaOH + HCl - NaCl + H2O this (a) Decomposition reaction (b) Combination r (c) Neutralization reaction (d) Precipitation r 2. On ignition when a substance combines with oxygen, ti (a) reduction (b) oxidation (c) decomposition 3. Which of these is not a characteristic of chemical rea (a) production of heat (b) change in colo (c) liberation of gas (d) formation of n 4.2KCIO 2KCl + 30, is a reactions :- (a) combination (6) decompositio​

Answer 1

Explanation:

NaCl + H2O this (a) Decomposition reaction (b) Combination r (c) Neutralization reaction (d) Precipitation r 2. On ignition when a substance combines with oxygen, ti (a) reduction (b) oxidation (c) decomposition 3. Which of these is not a characteristic of chemical rea (a) production of heat (b) change in colo (c) liberation of gas (d) formation of n 4.2KCIO 2KCl + 30, is a reactions :- (a) combination (6) decompositio