1
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

An element (molar mass 180 ) has BCC crystal structure with density $$18 \mathrm{~g} \mathrm{~cm}^{-3}$$. What is the edge length of unit cell?

A
$$\sqrt[3]{23.2} \times 10^{-24} \mathrm{~cm}$$
B
$$\sqrt[3]{12.6} \times 10^{-24} \mathrm{~cm}$$
C
$$\sqrt[3]{33.2} \times 10^{-8} \mathrm{~cm}$$
D
$$\sqrt[3]{22.6} \times 10^{-8} \mathrm{~cm}$$
2
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the number of allotropes of selenium?

A
2
B
4
C
5
D
6
3
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following is a multi-molecular colloid?

A
Nylon
B
Gold sol
C
Cellulose
D
Soap
4
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among following statements is NOT true about Gabriel phthalimide synthesis?

A
In this method formation of N-alkyl phthalimide is involved.
B
In this method sodium phthalate is also obtained.
C
This method is useful for preparation of aromatic amines.
D
In this method potassium salt of phthalimide is formed as an intermediate product.
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