Question

b)Fill in the blanks : (5)

i) Symbol and formula of all substances are same which exist in the ___________ state.

ii) Rachit dissolved copper sulphate ai water at 300 C until no more would dissolve. The

solution obtained at 30 0 C is termed _____ .

iii)__________ amended Rutherford’s shortcomings.

iv) Keeping the volume constant , pressure of a gas varies _______ with temperature.

v) A salt of binary acid H2S is MS . The valency of metal is ____ .​

Answer 1

Explanation:

The physical state of chemicals is also very commonly stated in parentheses after the chemical symbol, especially for ionic reactions. When stating physical state, (s) denotes a solid, (l) denotes a liquid, (g) denotes a gas and (aq) denotes an aqueous solution.