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Total 134 questions found in this category.
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Subject
Category
Which of the following states of matter has definite volume and mass but no definite shape?
Science
Chemistry
In which of the following states of matter the kinetic energy of molecules is the highest?
Science
Chemistry
The state of the matter in which inter-molecular forces of attraction are greatest?
Science
Chemistry
Which of the following gas is highly flammable at ordinary temperature ?
Science
Chemistry
Which of the following gas is yellow-green in color?
Science
Chemistry
Which of the following is the chemical name of gypsum?
Science
Chemistry
Which of the following gas has strong pungent smell?
Science
Chemistry
Which of the following is a chemical change?
Science
Chemistry
Which of the following molecule is tetra atomic?
Science
Chemistry
Which of the following non-metal element is a liquid at room temperature?
Science
Chemistry
Name the process by which Petrol is obtained from crude petroleum?
Science
Chemistry
Which among the following gas is used in Balloons?
Science
Chemistry
The Chemical name of laughing gas is ______
Science
Chemistry
By what chemical symbol do we know the element Magnesium?
Science
Chemistry
An element is determine by number of __________
Science
Chemistry
The most commonly used indicator litmus is extracted from ______ .
Science
Chemistry
The process by which solids on heating directly change to gaseous state without undergoing the intermediate liquid state is known as__________________ .
Science
Chemistry
Deep dried food materials are carcinogenic because they are rich in-
Science
Chemistry
Breaking of a larger hydrocarbon molecule into a smaller one by heating in the presence of a catalyst is called _________
Science
Chemistry
CaSO4 is named as ______
Science
Chemistry
Cobalt is a _______
Science
Chemistry
What term describes the concentration of a solution in moles per liter?
Science
Chemistry
The process of removing Calcium and Magnesium from hard water is known as-
Science
Chemistry
Which one of the following is also called as 'Stranger Gas' ?
Science
Chemistry
The tip of the safety match-stick contains-
Science
Chemistry
Commercially, sodium bicarbonate is known as-
Science
Chemistry
Green flames given out by the burning of firework is due to the presence of _______
Science
Chemistry
Which of the following has a pH value of greater than 7?
Science
Chemistry
Who discovered "Protons" ?
Science
Chemistry
A Unit of matter which cannot be broken down into other substances by ordinary chemical method is _________
Science
Chemistry
The chemical property of an element can be related to?
Science
Chemistry
The first comprehensive classification of elements was made by?
Science
Chemistry
Which one of the following vitamins is considered to be a hormone?
Science
Chemistry
Which one of the following fuels causes minimum environmental pollution?
Science
Chemistry
Which of the following chemical is known as 'Caustic Soda'?
Science
Chemistry
Which of the following elements is essential for the construction of nuclear reactors?
Science
Chemistry
Which one of the following was used as a chemical weapon in the 1st world war?
Science
Chemistry
Monazite is an ore of?
Science
Chemistry
Water is a good solvent of ionic salts because?
Science
Chemistry
Natural rubber is a plant product which is chemically known as?
Science
Chemistry
Which one of the following chemicals is responsible for the depletion of Ozone layer in the atmosphere?
Science
Chemistry
Which one of the following is an element?
Science
Chemistry
Which of the following is a homogeneous mixture?
Science
Chemistry
What do you call solid form of Carbon dioxide?
Science
Chemistry
Which of the following is known as 'laughing gas'?
Science
Chemistry
Which of the following gas will turn lime water milky?
Science
Chemistry
Which of the following causes Poliomyelitis?
Science
Chemistry
Which among the following are major constituents of Liquefied Petroleum Gas(LPG) ?
Science
Chemistry
Which of the following element has one proton, one electron and one neutron?
Science
Chemistry
Mass of a proton is same as that of the -------- of an atom.
Science
Chemistry
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