1
MHT CET 2023 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

What are different possible oxidation states exhibited by scandium?

A
$$+4$$
B
$$+5$$
C
$$+4,+5$$
D
$$+2,+3$$
2
MHT CET 2023 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which from following is the slope of the graph of rate versus concentration of the reactant for first order reaction?

A
$$-\mathrm{k}$$
B
$$\mathrm{k}$$
C
$$\frac{\mathrm{k}}{2.303}$$
D
$$\frac{-\mathrm{k}}{2.303}$$
3
MHT CET 2023 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the packing efficiency of silver metal in its unit cell?

A
$$52.4 \%$$
B
$$68.0 \%$$
C
$$32.0 \%$$
D
$$74.0 \%$$
4
MHT CET 2023 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which from following polymers is obtained from $$\mathrm{C}_2 \mathrm{~F}_4$$ ?

A
$$\mathrm{PVC}$$
B
Polyisobutylene
C
Polyacrylonitrile
D
Teflon
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