Explore topic-wise MCQs in ECAT & MCAT Entry Test .

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your ECAT & MCAT Entry Test knowledge and support exam preparation. Choose a topic below to get started.

1.

A catalyst can not effect

A. Products
B. Chemical equilibrium
C. Reactants
D. both a & b
Answer» E.
Discussion
2.

95% ethanol is called

A. methylated spirit
B. wood spirit
C. rectified spirit
D. absolute alcohol
Answer» D. absolute alcohol
Discussion
3.

58.5g of of NaCl per 1 dm3 of solution of NaCl in water the concentration of solution will be

A. 0.1 M
B. 1 m
C. 1 M
D. 0.1 N
Answer» D. 0.1 N
Discussion
4.

50% inversion of configuration of molecules take place in a

A. E1 - reaction
B. E2 - reaction
C. SN1 - reaction
D. SN2 - reaction
Answer» D. SN2 - reaction
Discussion
5.

2nd orbit is _______ away from nucleus of H-atom as compared to 1st orbit is

A. 2-times
B. 3-times
C. 4-times
D. 6 times
Answer» D. 6 times
Discussion
6.

2-propanol and 1-propanol show the isomerism

A. metamerism
B. functional group isomerism
C. geometric isomerism
D. position isomerism
Answer» E.
Discussion
7.

0.5 mole of nitrogen gas and 0.5 mole of carbon monoxide gas at STP have same

A. Value of a
B. Mass
C. Atoms
D. Both b and C
Answer» E.
Discussion
8.

1 a.m.u =

A. 1.6 x 10-27 kg
B. 1.6 x 10-24 kg
C. 1.6 x 10-26 kg
D. 1.6 x 10-28 kg
Answer» B. 1.6 x 10-24 kg
Discussion
9.

1 molar solution of glucose in water contains weight of glucose

A. 180g/dm3
B. 170g/dm3
C. 190g/dm3
D. 195g/dm3
Answer» B. 170g/dm3
Discussion
10.

0.36 moles of each aluminium and oxygen react with each other to produce aluminium oxide. The amount of product formed is

A. 0.18 mole
B. 0.27 mole
C. 0.24 mole
D. 0.09 mole
Answer» B. 0.27 mole
Discussion
11.

1 mole of electron has mass in microgram

A. 1.008 x 10-3
B. 5.5 x 10-4
C. 1.84 x 10-4
D. 1.673 x 10-3
Answer» C. 1.84 x 10-4
Discussion