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$27 g$ of $Al$ (Atomic mass = $27$ ) will combine with __________ of $O_{2}$ to form aluminium oxide.

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Important Questions on Some Basic Concepts of Chemistry

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MHT-CET

IMPORTANT

MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Critical Thinking>Q 34

The volume of ammonia at

NTP

obtained by the combination of

10 mL

N_{2}

and

30 mL

H_{2}

is:

EASY

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Critical Thinking>Q 35

What mass of

CaO

will be obtained by heating

3

mole of

{CaCO}_{3}

[Atomic mass of Ca = 40]

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MHT-CET

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Critical Thinking>Q 36

3 g

H_{2}

reacts with

29 g

O_{2}

to yield water. The limiting reactant is______________ and the number of moles of

H_{2} O

formed is ___________

EASY

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Critical Thinking>Q 37

Which of the following is a compound?

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Critical Thinking>Q 38

Two elements,

X

(Atomic mass

16

) and

Y

(Atomic mass

14

) combine to form compounds

A, B

and

C

. The ratio of different masses of

Y

that combine with fixed mass of

X

A, B and C

1 : 3 : 5

. If

32

parts by mass of

X

combine with

84

parts by mass of

Y

B

, in

C, 16

parts by mass of

X

will combine with _______________

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Critical Thinking>Q 39

Which of the following is the value of

amu

EASY

MHT-CET

IMPORTANT

MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Competitive Thinking>Q 1

What is the

SI

unit of density?

EASY

MHT-CET

IMPORTANT

MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Competitive Thinking>Q 2

A sample of pure carbon dioxide irrespective of its source, contains

27.27 %

of carbon and

72.73 %

of oxygen. The data supports the ________

27 g of Al (Atomic mass = 27) will combine with __________ of O2 to form aluminium oxide.

Important Questions on Some Basic Concepts of Chemistry

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$27 g$ of $Al$ (Atomic mass = $27$ ) will combine with __________ of $O_{2}$ to form aluminium oxide.