1
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

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

2
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.

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

$$ \begin{aligned} &\text { Consider the following reaction sequence }\\ &\text { Vinyl benzene } \xrightarrow[\Delta]{\mathrm{KMnO}_4+\mathrm{KOH}} X \xrightarrow[\Delta]{\mathrm{NaOH}+\mathrm{CaO}} Y \end{aligned} $$

$' Y$ ' can also be formed from

A

polymerisation of ethylene

B

polymerisation of propyne

C

aromatisation of $n$-hexane

D

aromatisation of $n$-heptane

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

$$ \text { The IUPAC name of the following compound is } $$

A

6-ethyl-9- methyl-4- bromodec-5- en-7- ol

B

7-bromo-2-methyl-5-ethyldec-5-en-4-ol

C

7-bromo-5-ethyl-2-methyldec-5-en-4-ol

D

4-bromo-6-ethyl-9-methyldec-5-en-7-ol