The addition of oxygen to a substance is called _ whereas removal of oxygen is called _.

Academic Chemistry NCERT Class 10

The addition of oxygen to a substance is called oxidation whereas removal of oxygen is called reduction.

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Updated on: 10-Oct-2022

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Fill in the blanks with suitable words:(a) The addition of oxygen to a substance is called _______ whereas removal of oxygen is called ________.(b) The addition of hydrogen to a substance is called _______ whereas removal of hydrogen is called ________.
The addition of hydrogen to a substance is called ___________ whereas removal of hydrogen is called ______________.
The removal of oxygen from a substance is called:(a) oxidation (b) corrosion (c) reduction (d) rancidity
A substance which reacts with oxygen giving heat is called a combustible substance. Which one of the following is a combustible substance?Iron nailGlassStone pieceWood
Polyester is a long-chain polymer of a chemical substance called-
Why is mixture called an impure substance?
The Jelly-like fluid substance present in cells is called: ProtoplasmChromosomeChloroplastCytoplasm
Fill in the following blanks with suitable words:(a) The basis for modern periodic table is ______. (b) The horizontal rows in a periodic table are called ______. (c) Group 1 elements are called ______. (d) Group 17 elements are known as ______. (e) Group 18 elements are called ______. (f) According to Newlands’ classification of elements, the properties of sulphur are similar to those of oxygen because sulphur is the ______ element starting from oxygen.
What is Oxygen?
The element which is not common between the compounds called baking soda and soda ash is(a) sodium (b) hydrogen(c) oxygen (d) carbon
Mass of one atom of oxygen is
The correct increasing order of the boiling points of liquid oxygen, liquid argon and liquid nitrogen present in liquid air is :(a) nitrogen, oxygen, argon (b) nitrogen, argon, oxygen(c) argon, oxygen, nitrogen (d) oxygen, argon, nitrogen
What is the percentage of oxygen in air?
Fill in the blanks using the words given in the box. ignition, petrol, combustion, calorific value, combustible, inflammable(a) A chemical process in which a substance reacts with oxygen to give off heat is called ………………(b) Wood, paper, CNG are ……………substances.(c) The lowest temperature at which a substance catches fire is called its …………… temperature.(d) Ignition temperature of……………… is lower than that of wood.(e) The substances which have very low……………… temperature and can easily catch fire with a flame are called…………….. substances.(f) The amount of heat energy produced on complete combustion of 1 kg of a fuel is called its …………….
The removal of feces through the anus from time to time is called(a) rumination(b) micturition(c) ingestion(d) egestion

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