1
TS EAMCET 2022 (Online) 19th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

The freezing point of heavy water at 1 atm pressure is

A

$0^{\circ} \mathrm{C}$

B

$3.8^{\circ} \mathrm{C}$

C

$4.8^{\circ} \mathrm{C}$

D

$1^{\circ} \mathrm{C}$

2
TS EAMCET 2022 (Online) 19th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following salts can accommodate more number of $\mathrm{H}_2 \mathrm{O}$ molecules per molecule in their halide hydrates?

A

$\mathrm{BaCl}_2$

B

$\mathrm{MgCl}_2$

C

$\mathrm{CaCl}_2$

D

$\mathrm{SrCl}_2$

3
TS EAMCET 2022 (Online) 19th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

The correct order of Lewis acidic character of boron trihalides is

A

$\mathrm{BF}_3>\mathrm{BCl}_3>\mathrm{BI}_3>\mathrm{BBr}_3$

B

$\mathrm{BI}_3>\mathrm{BBr}_3>\mathrm{BF}_3>\mathrm{BCl}_3$

C

$\mathrm{BI}_3>\mathrm{BBr}_3>\mathrm{BCl}_3>\mathrm{BF}_3$

D

$\mathrm{BF}_3>\mathrm{BCl}_3>\mathrm{BBr}_3>\mathrm{BI}_3$

4
TS EAMCET 2022 (Online) 19th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

The acidic oxide from the following is

A

$\mathrm{SnO}_2$

B

$\mathrm{SiO}_2$

C

$\mathrm{PbO}_2$

D

SnO

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