EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 1 - Mole Concept>BITSAT 2017>Q 6

MEDIUM

BITSAT

IMPORTANT

Earn 100

Which of the following has the largest number of moles?

73.55% studentsanswered this correctly

Important Questions on Mole Concept

MEDIUM

BITSAT

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 1 - Mole Concept>BITSAT 2019>Q 1

In a compound

C, H

and

N

are present in

9 : 1 : 3.5

by weight. If molecular weight of compound is

108

, the molecular formula of compound is

MEDIUM

BITSAT

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 1 - Mole Concept>BITSAT 2018>Q 2

The empirical formula and molecular mass of a compound are

{CH}_{2} O

and

180 g

respectively. The molecular formula of the compound will be

MEDIUM

BITSAT

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 1 - Mole Concept>BITSAT 2017>Q 3

On electrolysis of water, a total of

1 mole

of gases is evolved. The amount of water decomposed is

MEDIUM

BITSAT

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 1 - Mole Concept>BITSAT 2017>Q 4

How many moles of ${Fe}^{2 +}$ ions are formed when excess of iron react with $500 mL O . 4 N HCl$ , under inert atmosphere?

(assume no change in volume)

MEDIUM

BITSAT

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 1 - Mole Concept>BITSAT 2017>Q 5

0.765 g

of an acid gives

0.535 g

of

{CO}_{2}

and

0.138 g

of

H_{2} O

. Then, the ratio of percentage of carbon and hydrogen is

MEDIUM

BITSAT

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 1 - Mole Concept>BITSAT 2017>Q 6

Which of the following has the largest number of moles?