Organic Chemistry
Some Basic Concepts of Organic Chemistry
MCQ (Single Correct Answer)MCQ (Multiple Correct Answer)
Alcohol, Phenols and Ethers
MCQ (Single Correct Answer)
Aldehydes, Ketones and Carboxylic Acids
MCQ (Single Correct Answer)MCQ (Multiple Correct Answer)
Organic Compounds Containing Nitrogen
MCQ (Single Correct Answer)
Chemistry in Everyday Life
MCQ (Single Correct Answer)
1
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

In one molal solution that contains 0.5 mole of a solute, there is

A
500 mL of solvent
B
500 g of solvent
C
100 mL of solvent
D
1000 g of solvent
2
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

What mass of 95% pure CaCO3 will be required to neutralise 50 mL of 0.5 M HCl solution according to the following reaction?

CaCO3(s) + 2HCl(aq) $$\to$$ CaCl2(aq) + Co2(g) + 2H2O(l)

[Calculate upto second place of decimal point]

A
1.25 g
B
1.32 g
C
3.65 g
D
9.50 g
3
NEET 2021
MCQ (Single Correct Answer)
+4
-1
An organic compound contains 78% (by wt.) carbon and remaining percentage of hydrogen. The right option for the empirical formula of this compound is : [Atomic wt. of C is 12, H is 1]
A
CH4
B
CH
C
CH2
D
CH3
4
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Which one of the following has maximum number of atoms?
A
1 g of Mg(s) [Atomic mass of Mg = 24]
B
1 g of O2(g) [Atomic mass of O = 24]
C
1 g of Li(s) [Atomic mass of Li = 7]
D
1 g of Ag(s) [Atomic mass of Ag = 108]
NEET Subjects