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प्रश्न
Name the gas that.
Turns moist starch iodide paper blue black.
एक शब्द/वाक्यांश उत्तर
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उत्तर
Chlorine.
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संबंधित प्रश्न
TRUE \ FALSE
Elements combine in definite proportions to form compounds.
Define:- Molecule
Write the names of the elements present in the:-
Sodium hydroxide
Give two examples for each of ionic and covalent bond.
Give scientific reason.
All the mass of an atom is concentrated in the nucleus.
Draw the diagrams representing the atomic structures of the following: Neon
Define the following term with an example.
Non-metal
Which of the following statements made by Dalton has not undergone any change?
Write any two observations which support the fact that atoms are divisible.
______ is a substance that is made up of three oxygen atoms chemically combined.
