1
AP EAPCET 2025 - 21st May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following statement is incorrect with reference to alkaline earth metals?

A

Solubility of carbonates in water decreases down the group.

B

All the sulphates are thermally stable.

C

All the nitrates decompose on heating.

D

All halides are ionic in nature.

2
AP EAPCET 2025 - 21st May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Consider the following -

Statement I : The order of electronegativity of $\mathrm{B}, \mathrm{Al}$, In Tl is $$ \mathrm{B}>\mathrm{Tl}>\mathrm{Al}>\mathrm{In} $$

Statement II : Boric acid is a weak protonic acid.

The correct answer is

A

Both Statement-I and Statement-II are correct.

B

Both Statement-I and Statement-II are not correct.

C

Statement-I is correct, but Statement-II is not correct.

D

Statement-I is not correct, but Statement-II is correct.

3
AP EAPCET 2025 - 21st May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following does not exist?

A

$\left[\mathrm{SiCl}_6\right]^2$

B

$\left[\mathrm{GeCl}_6\right]^{2-}$

C

$\left[\mathrm{SiF}_6\right]^{2-}$

D

$\left[\mathrm{Sn}(\mathrm{OH})_6\right]^{2-}$

4
AP EAPCET 2025 - 21st May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Consider the following.

Assertion (A) : CO is poisonous to living beings.

Reason (R) : CO binds to haemoglobin forming carboxyhaemoglobin, which is less stable than oxygen-haemoglobin complex.

Correct answer is

A

A and R both are correct and R is the correct explanation for A .

B

A and R both are correct and R is not the correct explanation for A .

C

A is correct, but R is not correct.

D

A is not correct, but R is correct.