IIT-AIEEE-AIPMT Chemical Bonding Paper 1 Online Test

Chemical bond implies
Attraction
Repulsion
Neither attraction nor repulsion
Both (a) and (b)
Atoms combine to form molecule because they tend to
Decrease number of electrons in the outermost shell
Attain an inert gas configuration
Increase number of electrons in the outermost shell
Attain 18 electrons in the outermost shell
When two atoms combine to form a molecule
Energy is released
Energy is absorbed
Energy is neither released nor-absorbed
Energy may either be released or absorbed
Electronic theory of valency was ‘presented by’
Pauling
Werner
Kossel and Lewis
Heitler and London
Valency means
Combining capacity of an element
Atomicity of an element
Oxidation number of an element
None of these
The valency of phosphorous in H3PO4 is
2
3
4
5
Formula of chloride of a metal M is MCl3. Formula of its phosphate is
The electron dot representation of covalent molecules is also called
Lewisite structure
Bohr’s structure
Lewis structure
Millikan’s structure
Carbon suboxide (C3O2) has recently been shown as a component of the atmosphere of Venus. Which of the following formulation represent the correct ground state Lewis structure for carbon suboxide
If the atomic no. of element X is 7. The best electron dot symbol for the element is
Which contributes significantly to ionic bonding
Transfer of protons
Overlap of atomic orbitals
Sharing of electrons
Tendency to form closed shell configuration
Electrovalent bond is formed by
Sharing of electrons
Donation of electrons
Transfer of electrons
None of these
Ions are formed from neutral atoms by
Loss of electrons
Gain of electrons
Sharing of electrons
Loss or gain of electrons
Most predominantly ionic compounds are obtained by the combination of the groups
1 and 17
2 and 16
14 and 18
13 and 15
Element X is strongly electronegative and Y is strongly electropositive. Both are univalent. The compound formed would be
X+Y–
X-Y
Description:

15 questions on Chemical Bonding

Tags:

Chemistry  IIT JEE  AIEEE  AIPMT  AFMC

Discussion

Akshdeep

Always a chemical bond is attraction + repulsion. It is absolutely correct (refer NCERT).

But, all for those who are confused, attraction> repulsion is required for formation of bond.

At equilibrium position, both are equal.

After it, repulsion > attraction.

22 days 9 hours 37 minutes ago

Batool Fatima

very easy one if someone understands chemistry

29 days 19 hours 57 minutes ago

Batool Fatima

EASY BUT CONCEPTIUAL

29 days 20 hours 18 minutes ago

Sai Krishna Charan

I got 10 marks....but answers are not revealed yet.....i want correct explanation for every answer

94 days 40 minutes ago

Asdadsad

I GOT 9.34...BUT I AM NOT SATISFIED WITH THE ANSWER THEY CLAIMED WRONG..THEY SAYS CHEMICAL BONDING CAN ALSO BE FORCE OF REPULSION!!!

220 days 13 hours 7 minutes ago

Feroz Abdul Mohammed

got 7.92..., made silly mistakes
\

292 days 23 hours 11 minutes ago

abhijit chakraborty

i got 7.92 it is bad according to me but i couid do better next time

327 days 10 hours 16 minutes ago

tannirujnanakrishnakanth

It'd have been interesting for me if the questions were up to the mark.

1383 days 18 hours 16 minutes ago

prince

gud.but very basic test

1395 days 15 hours 16 minutes ago

rajrattan

i got 7.89.. got bad

1397 days 11 hours 39 minutes ago

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