Question Text
Question 1 :
150c.c of ethylene burnt in sufficient air. The amount of required oxygen is
Question 3 :
6 litre chlorine is reacted with 10 litre sodium. The excess amount of sodium is
Question 4 :
160 c.c acetylene reacts with 500c.c oxygen. Calculate the total volume of resulting gaseous mixture.
Question 7 :
An organic compound has 40% C, 53.3% {tex}O_2{/tex} and 6.7% {tex}H_2{/tex}. The empirical formula is
Question 8 :
The number of atoms present in one molecule of an element is called its :
Question 11 :
What volume of oxygen would be required to burn completely 350 ml of acetylene?
Question 14 :
What is the total mass of products in the following equation:<br/>{tex}2KClO_3\to2KCl+3O_2{/tex} (catalyst)
Question 15 :
What is the ratio of Ammonia prepared from {tex}H_2{/tex} and {tex}O_2{/tex}?
Question 16 :
What is the percentage mass of copper in Blue Vitriol crystal?
Question 19 :
The number of atoms present in 12 g of carbon [{tex}^{12}_{6}\mathrm C {/tex} ]
Question 20 :
Calculate molecular mass of Methane if 400 ml of the gas at STP weighs 0.16g. [Given that weight of 1L {tex}H_2{/tex} is 0.09 g]
Question 22 :
What volume of carbon dioxide would be required to burn completely 500 ml of acetylene?
Question 23 :
The volume occupied by 7 g of nitrogen at STP is :
Question 24 :
The volume occupied by 1 mole of gas at STP is :
