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>Evaluation Test>Q 7

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IMPORTANT

Earn 100

$100 mL$ of ${PH}_{3}$ on decomposition produced phosphorus and hydrogen. The change in volume is

50% studentsanswered this correctly

Important Questions on Some Basic Concepts of Chemistry

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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>Evaluation Test>Q 8

The molar weight of a gas is

45 g

. Its density at

STP

is

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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>Evaluation Test>Q 9

A sample of phosphorus trichloride

({PCl}_{3})

contains

1.4

moles of the substance. How many atoms are there in the sample?

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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>Evaluation Test>Q 10

In the reaction:

4 {NH}_{3 (g)} + 5 O_{2 (g)} \underset{}{\to} 4 {NO}_{(g)} + 6 H_{2} O_{(g)}

,
when

1

mole of ammonia and

1

mole of

O_{2}

are made to react to completion,

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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>Evaluation Test>Q 11

What weight of

{SO}_{2}

can be obtained by burning sulphur in

5.0 mol

of oxygen gas?

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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>Evaluation Test>Q 12

The incorrect statement for

14 g

of

CO

is

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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>Evaluation Test>Q 13

The number of gram-atom of oxygen in

6.02 \times 10^{24}

of

CO

molecule is

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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>Evaluation Test>Q 14

A hydrocarbon contains

80 %

carbon. What is the empirical formula of the compound?

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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>Evaluation Test>Q 15

Which of the following drug-ailment pairs is correct?