Chemistry MCQ: Practice Questions & Answers (Urdu) - Page 16

ChemistryEasyKinetic Theory Of Matter

301.

Gases are highly compressible due to

A

unfixed shape and volume

B

collision of particles

C

high density

D

the distance of particles

ChemistryEasyKinetic Theory Of Matter

302.

Gases are

A

very compressible

B

very little compressible

C

incompressible

D

B and C both

ChemistryEasyKinetic Theory Of Matter

303.

Gas occupies

A

volume

B

area

C

base

D

pressure

ChemistryEasyKinetic Theory Of Matter

304.

Gas can exert

A

pressure on wall

B

force on the base

C

pressure in solids

D

force in liquids

ChemistryEasyKinetic Theory Of Matter

305.

Considering kinetic theory of particles, solids have

A

Fixed shape and volume

B

Variable shape and volume

C

Variable shape but fixed volume

D

Fixed shape but variable volume

ChemistryEasyKinetic Theory Of Matter

306.

Atoms and molecules are

A

always in motion

B

always in a bond

C

always together

D

always opposite

ChemistryEasyIonic Bonding And Ionic Compounds

307.

Predict the formula of the ionic compound that forms from magnesium and fluorine.

A

$Mg_2F_3$

B

MgF

C

$MgF_2$

D

$Mg_3F_2$

ChemistryEasyIonic Bonding And Ionic Compounds

308.

Predict the formula of the ionic compound that forms from Calcium and Fluorine.

A

$C_2F$

B

Ca2 F2

C

$Ca_2F_3$

D

$CaF_2$

ChemistryEasyIonic Bonding And Ionic Compounds

309.

Predict the formula of the ionic compound that forms from aluminum and oxygen.

A

$Al_3O_2$

B

$Al_2O_3$

C

$AlO_2$

D

AlO

ChemistryEasyIonic Bonding And Ionic Compounds

310.

Predict the charge of the most stable ion of S

A

-1

B

-2

C

2+

D

3+

ChemistryEasyIonic Bonding And Ionic Compounds

311.

Predict the charge of the most stable ion of P

A

-3

B

3+

C

-1

D

2+

ChemistryEasyIonic Bonding And Ionic Compounds

312.

Oxygen forms an ion with a charge of

A

2+

B

-3

C

3+

D

-2

ChemistryEasyIonic Bonding And Ionic Compounds

313.

Of the choices below, which one is not an ionic compound?

A

$CrCl_6$

B

RbCl

C

$PbCl_2$

D

$PCl_5$

ChemistryEasyIonic Bonding And Ionic Compounds

314.

Magnesium reacts with a certain element to form a compound with the general formula MgX. What would the most likely formula be for the compound formed between Lithium and element X?

A

LiX2

B

Li2X3

C

Li2X2

D

Li2X

ChemistryEasyIonic Bonding And Ionic Compounds

315.

Iodine forms an ion with a charge of

A

1+

B

-1

C

2+

D

-7

ChemistryEasyIonic Bonding And Ionic Compounds

316.

How many total carbonate ions would be present in the formula for aluminum carbonate?

A

2

B

1

C

4

D

3

ChemistryEasyIonic Bonding And Ionic Compounds

317.

How many electrons does the Al3+ ion possess?

A

10

B

6

C

16

ChemistryEasyIonic Bonding And Ionic Compounds

318.

Fluorine forms an ion with a charge of

A

1+

B

2+

C

3+

D

-1

ChemistryEasyIonic Bonding And Ionic Compounds

319.

Element M reacts with fluorine to form an ionic compound with the formula MF3. The M-ion has 18 electrons. Element M is

A

Sc

B

Ar

C

Ca

D

P

ChemistryEasyIonic Bonding And Ionic Compounds

320.

Chromium and chlorine form an ionic compound whose formula is $CrCl_3$ . The name of this compound is

A

chromium(III) chloride

B

monochromium trichloride

C

chromium(III) trichloride

D

chromium chlorine

Chemistry : Practice Questions and Answers

Chemistry : Practice Questions and Answers