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प्रश्न
Write the radical of the following valency:
Carbonate
पर्याय
1+
2+
3+
1−
2−
3−
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उत्तर
2−
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संबंधित प्रश्न
Give the names and symbols of five familiar substances which you think are elements.
The scientist who proposed the first letter (or first letter and another letter) of the Latin or English name of
an element as its symbol, was :
The symbols of the elements cobalt, aluminium, helium and sodium respectively written by a student are as
follows. Which symbol is the correct one ?
The formula of the sulphate of an element M is M2(SO4)3
Write the formula of its
Acetate
Select the correct answer from the choice given below.
The type of element-phosphorus
Give the symbol of the following element:
Zinc
State the type of element for the following:
Xenon
Give the formula of the following acid:
Sulphuric
Give the formula of the following gas:
Ammonia
Which of the following would weigh the highest?
