Chemistry - Comprehensive Mock Test 4

Question 31 Medium

The Element With Highest First Ionisation Energy Is ?

A) Helium B) Hydrogen C) Lithium D) Sodium

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Question 32 Easy

The Temperature Of Oxyacetylene Flame Is Around ?

A) 1500°C B) 3200°C C) 4000°C D) 2800°C

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Question 33 Easy

German Silver Is An Alloy Of ?

A) Copper Nickel And Silver B) Silver Copper And Aluminium C) Zinc Silver And Copper D) Zinc Copper And Nickel

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Question 34 Easy

Magnesium Is An Alloy Of ?

A) Aluminum And Zinc B) Manganese And Magnesium C) Magnesium And Tin D) Aluminum And Magnesium

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Question 35 Easy

Petroleum Consists Of A Mixture Of?

A) Carbohydrates B) Carbonates C) Carbide D) Hydrocarbons

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Question 36 Easy

Stainless Steel Is An Alloy Of ?

A) Chromium Carbon And Iron B) Chromium And Iron C) Chromium And Carbon D) Carbon And Iron

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Question 37 Easy

Muscle Fatigue Is Caused By The Accumulation Of?

A) Oxaiacetic Acid B) Uric Acid C) Pyruvic Acid D) Lactic Acid

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Question 38 Medium

Which One Of The Following Metals Is Used To Galvanise Iron?

A) Mercury B) Lead C) Zinc D) Copper

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Question 39 Easy

The Purest Form Of Water Is ?

A) Tap Water B) Rainwater C) Groundwater D) Distilled Water

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Question 40 Easy

Ozone Layer Is Present In ?

A) Stratosphere B) Ionosphere C) Troposphere D) Exosphere

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