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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
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Iodex, a pain relief balm, has the smell of __________ .

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Nitrification is the biological process of converting

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Trinitrotoluene is

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Answer & Explanation Answer: D) used as an explosive

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Atomic number of which of the following elements is greater than that of Iodine

A) Silver B) Bromine
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Answer & Explanation Answer: C) Platinum

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The modern periodic table consists of 18 groups and 7 periods. What is the atomic number of the element placed in the 1st group and the 4th period?

A) 21 B) 17
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Answer & Explanation Answer: C) 19

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0 1327
Q:

Which drug is used as a Nonsteroidal anti-inflammatory drug?

A) Risedronate B) Diazepam
C) Folic Acid D) Ibuprofen
 
Answer & Explanation Answer: D) Ibuprofen

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Which of the following is used as anaesthetics?

A) N2 B) N2O
C) CH4 D) CO2
 
Answer & Explanation Answer: B) N2O

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Which is the heaviest metal among the following?

A) Gold B) Silver
C) Iron D) Copper
 
Answer & Explanation Answer: A) Gold

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