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Q:

In modern periodic table while going from top to bottom in a group ______.

 

A) size of an atom increases B) size of an atom decreases
C) ionisation energy of an atom increases D)  size and ionisation energy of an atom increases

Answer:   D)  size and ionisation energy of an atom increases



Explanation:
Subject: Chemistry
Exam Prep: Bank Exams
Related Questions
Q:

Non metal found in liquid state?

A) Chlorine B) Bromine
C) Fluorine D) Iodine
 
Answer & Explanation Answer: B) Bromine

Explanation:

Bromine is the Non metal found in liquid state.

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Q:

Which has the lowest freezing point?

A) Mercury B) Helium
C) Cesium D) Aluminium
 
Answer & Explanation Answer: B) Helium

Explanation:

Helium has the lowest freezing point of all the elements. When coming to metals, mercury has the lowest freezing point of all the metals.

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Q:

Which metal is liquid at room temperature?

A) Bromine B) Chlorine
C) Mercury D) Cesium
 
Answer & Explanation Answer: C) Mercury

Explanation:

Mercury is the only metal that remains in liquid at room temperature.

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Q:

The first two steps in the lithification process are

A) Cementation and Proposal B) Compaction and Ratification
C) Compaction and Cementation D) Ratification and Cementation
 
Answer & Explanation Answer: C) Compaction and Cementation

Explanation:

The first two steps in the lithification process are Compaction and Cementation.

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Q:

The ore which is found in abundance in India is

A) fluorspar B) magnetite
C) monazite D) bauxite
 
Answer & Explanation Answer: C) monazite

Explanation:

The ore which is found in abundance in India is monazite.

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Q:

Shock resisting steels should have

A) toughness B) low wear resistance
C) low tensile strength D) low hardness
 
Answer & Explanation Answer: A) toughness

Explanation:

Shock resisting steels should have toughness.

S-5 is a silico-manganese shock resisting steel that offers good ductility.

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Q:

Kaolin is chemically classified as

A) Argillaceous rock B) Silicious rock
C) Metamorphic rock D) Calcareous rock
 
Answer & Explanation Answer: A) Argillaceous rock

Explanation:

Kaolin is chemically classified as Argillaceous rock.

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Q:

Ammonia can be dried by

A) Sulphuric acid B) Calcium oxide
C) Phosphorus pentoxide D) Calcium Chloride
 
Answer & Explanation Answer: D) Calcium Chloride

Explanation:

Ammonia can be dried by Calcium Chloride or calcium hydroxide.

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