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प्रश्न
Complete the statement given below by filling in the blanks with the correct words.
From the elements – He, Br, Pt and O; the element which forms a polyatomic molecule is ________ and which is liquid at room temperature is ________.
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उत्तर
From the elements – He, Br, Pt and O; the element which forms a polyatomic molecule is O and which is liquid at room temperature is Br.
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संबंधित प्रश्न
An element which can exhibit valencies of 2, 4 and 6 can be :
Write the formula of the compound formed – given symbols and combining power or capacity (valency) of the following element in the compound.
Ca2+ NO31-
In the chemical word equation – Zinc + Sulphuric acid → Zinc sulphate + Hydrogen
The molecular equation is :
Zn + H2SO4 → ZnSO4 + H2[g].
State what [g] represents.
Give the symbol of the following element:
Sodium
State the type of element for the following:
Carbon
State the type of element for the following:
Chlorine
Write the radical of the following valency:
Oxygen
Write the chemical formula of the following:
calcium sulphide
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Tin
write symbol with the variable valency
The symbol of tungsten is _______.
