1
TS EAMCET 2020 (Online) 14th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following is a diamagnetic ion?

A

$\mathrm{Co}^{2+}$

B

$\mathrm{Cu}^{2+}$

C

$\mathrm{Mn}^{2+}$

D

$\mathrm{Sc}^{3+}$

2
TS EAMCET 2020 (Online) 14th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Among the following Cr(III) complexes, which one will have the highest octahedral crystal field splitting?

A

$\left[\mathrm{CrF}_6\right]^{3-}$

B

$\left[\mathrm{Cr}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{3+}$

C

$\left[\mathrm{Cr}\left(\mathrm{NH}_3\right)_6\right]^{3+}$

D

$\left[\mathrm{Cr}(\mathrm{CN})_6\right]^{3-}$

3
TS EAMCET 2020 (Online) 14th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which one among the following is a semi-synthetic polymer?

A

Cellulose acetate

B

Starch

C

Rubber

D

Nylon-6, 6

4
TS EAMCET 2020 (Online) 14th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Considering the facts that

I. sucrose forms glycosidic linkage between $\mathrm{C}_1$ of glucose and $\mathrm{C}_2$ fructose, while

II. lactose forms glycosidic linkage between $\mathrm{C}_1$ of galactose and $\mathrm{C}_4$ of glucose.

Choose the correct statement.

A

Both sucrose and lactose are reducing sugars.

B

Both sucrose the lactose are non-reducing sugars.

C

Sucrose is reducing sugar and lactose is non-reducing sugar.

D

Lactose is reducing sugar and sucrose is non-reducing sugar.

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