CHEMISTRY ONLINE TESTS 07

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CHEMISTRY ONLINE TESTS 07

నవంబర్ 6, 2025నవంబర్ 6, 2025 - by Saheb Shaik

BIKKI NEWS : online chemistry test 07 for JEE neet and eapcet exams. జేఈఈ, నీట్, ఎఫ్‌సెట్ వంటి ప్రవేశ పరీక్షల కొరకు ఉచితంగా కెమిస్ట్రీ ఆన్లైన్ టెస్ట్ లను విద్యార్థుల కొరకు అందించడం జరుగుతుంది.

online chemistry test 07 for JEE neet and eapcet exams

CHEMISTRY ONLINE TESTS 07

1 / 10

The correct order of bond strength is —

Double < Single < Triple

Double = Single < Triple

Single < Double < Triple

Triple < Double < Single

2 / 10

The number of σ and π bonds in benzene (C₆H₆) is —

6 σ and 3 π

18 σ and 3 π

12 σ and 3 π

9 σ and 3 π

3 / 10

Which of the following species is paramagnetic?

N₂

O₂

CO₂

F₂

4 / 10

The bond angle in H₂O molecule is approximately —

109.5°

104.5°

107.5°

120°

5 / 10

Which of the following has a linear shape?

BF₃

CO₂

NH₃

BeCl₂

6 / 10

In O₂ molecule, the bond order is —

0

1

2

3

7 / 10

Which of the following has the shortest bond length?

C–C

C≡C

C=C

All equal

8 / 10

The type of hybridization in CH₄ molecule is —

SP3

SP2

SP

sp3d

9 / 10

Which of the following has zero dipole moment?

NH₃

H₂O

CH₂Cl₂

BF₃

10 / 10

The chemical messenger at neuromuscular junction is:

Dopamine

Serotonin

Adrenaline

Acetylcholine

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