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प्रश्न
Select the correct answer from the choice in the bracket.
The positively charged particle of an atom.
विकल्प
electron
proton
neturon
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उत्तर
proton
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संबंधित प्रश्न
Name a soft metal.
Classify the following substances into compounds and mixtures:
Fill in the blan
An ________ is a homogeneous mixture of two or more metals.
What are the different types of mixtures ?
Correct the following statement:
CO and Co both represents cobalt.
Give one example for the following types of mixtures :
misicible liquids
Name: a Metal Which is a Poor Conductor of Electricity.
Name: the Hardest Naturally Occurring Substance
State the number of atoms of H2SO4
Give one use of the following substance:
Iron
Fill in the blank
A metal which is a poor conductor of electricity is _______.
Fill in the blank
A diatomic gaseous element is _______.
Indicate whether the following statement is true or false:
Elements are made up of compounds
Tick (√) the correct alternative from the choice given for the following statement.
Sand is a compound of
The important physical properties of substances are colour, odour, nature, density & solubility in water.
Name – two coloured gases (with their colours)
Complete the statement with the correct words.
_______ are chemicals which are hydroxide (or oxides) of ______ eg. sodium hydroxide.
Select the correct answer from the choice given below.
The negatively charged particles in an atom
There are ______ number of known elements.
______ is a mixture of gases.
