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प्रश्न
Name the element used as a standard for atomic mass scale.
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उत्तर
Carbon is used as a standard in the atomic mass scale.
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संबंधित प्रश्न
The symbol of a metal element which is used in making thermometers is :
What do the following symbol stand for?
H
Write the formula of the compound formed – given symbols and combining power or capacity (valency) of the following element in the compound.
Na1+ Cl1-
Match the formulas of the following of acids with their correct names:
Acids – (a) HCI (b) HNO3 (c) H2SO4 (d) H2CO3
Names – (1) Carbonic acid (2) Sulphuric acid (3) Hydrochloric acid (4) Nitric acid
Give the symbol of the following element:
Neon
State the type of element for the following:
Neon
State the type of element for the following:
Sodium
Write the radical of the following valency:
Chlorine [Chloride]
Write the radical of the following valency:
Nitrate
______ of some elements are derived from Latin or Greek names of the elements.
