Which one is having more weight when
compare to diesel to petrole?
The final products of combustion of ethane are 1 Carbon and oxygen 2 Ethylene and Hydrogen 3 Water and Carbon monoxide 4 Carbon dioxide and water
What is blood ? Describe its functions in the human body ?
WHATE COLOUR OF STAR;SIZE;
Which of the following is a protein? 1 Wool 2 Starch 3 Natural rubber 4 Cellulose
Which of the following is in liquid form at room temperature? 1 Cerium 2 Sodium 3 Francium 4 Lithium
Water is neither acidic nor alkaline because 1 It cannot accept or donate protons 2 It boils at a high temperature 3 It can dissociate into equal number of hydrogen ions 4 It cannot donate or accept electrons
How many naval staffs can occupy arihant?
name all the density all cloth,metals,materials?
Which of the following metals was first discovered by man? 1 Bronze 2 Silver 3 Iron 4 Copper
Titanium is purified by 1 Zone refining 2 Electrolysis 3 Van Arkel method 4 Hydraulic washing
Catalytic properties of a substance may be best defined as a phenomenon of 1 Absorption 2 Chemisorption 3 Adsorption 4 None of these
Which of the following is a chemical change? 1 Oxidation 2 Reduction 3 Sublimation 4 Decomposition