1.What is known as "the king of chemicals"?
Answer:Sulphuric acid
2.Which chemical is used for artifical rain?
Answer:Silver iodide
3.Fuming sulfuric acid is called ?
Answer:Oleum
4.Name the sugar present in sugar cane?
Answer:Sucrose
5.Chemically paper is .........?
Answer:cellulose
6.What is the colour of Bromine liquid?
Answer:Red
7.Which alloy is used for making aricraft parts?
Answer:duralumin
8.Which sodium compound is used in photography?
Answer:Sodium thiosulfate
9.Name three fossil fuels?
Answer:Coal,Petroleum,Natural eggs
10.Wich gas is evolved when a metal reacts with acid?
Answer:Hydrogen
11.The element present in chlorophyll is ......?
Answer:Magnesium
12.Which is known as 'Black diomond'?
Answer:Coal
13.Which mineral is called 'Rock cotton'?
Answer:Asbestos
14.Which is called 'Brown coal'?
Answer:Lignite
15.What is the first element of peroidic table?
Answer:Hydrogen
Answer:Sulphuric acid
2.Which chemical is used for artifical rain?
Answer:Silver iodide
3.Fuming sulfuric acid is called ?
Answer:Oleum
4.Name the sugar present in sugar cane?
Answer:Sucrose
5.Chemically paper is .........?
Answer:cellulose
6.What is the colour of Bromine liquid?
Answer:Red
7.Which alloy is used for making aricraft parts?
Answer:duralumin
8.Which sodium compound is used in photography?
Answer:Sodium thiosulfate
9.Name three fossil fuels?
Answer:Coal,Petroleum,Natural eggs
10.Wich gas is evolved when a metal reacts with acid?
Answer:Hydrogen
11.The element present in chlorophyll is ......?
Answer:Magnesium
12.Which is known as 'Black diomond'?
Answer:Coal
13.Which mineral is called 'Rock cotton'?
Answer:Asbestos
14.Which is called 'Brown coal'?
Answer:Lignite
15.What is the first element of peroidic table?
Answer:Hydrogen
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