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प्रश्न
Give the chemical formula of sodium hydroxide
उत्तर
It denotes in a compound, the number of atoms of element present.
∴ Formula = \[\ce{NaOH}\]
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संबंधित प्रश्न
Fill in the blank:
The modern periodic table consists of ……………. periods.
Is it possible to have an element having atomic number 1.5 placed between hydrogen and helium?
Consider the following elements:
Na, Ca, Al, K, Mg, Li
Which of these elements belong to the same period of the periodic table?
What is a period in a periodic table?
State the term
The tabular arrangement of elements in horizontal rows and vertical columns _________
Name the type of elements which have outermost shell incomplete.
An element E has following electronic configuration:
|
K |
L |
M |
|
2 |
8 |
6 |
(a) To which group of the periodic table does element E belong?
(b) To which period of the periodic table does element E belong?
(c) State the number of valence electrons present in element E.
(d) State the valency of the element E.
Give the symbol and valency of the following element and radical.
Sodium
Give the symbol and valency of the following element and radical.
Aluminium
Give the chemical formula of magnesium nitrate
