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प्रश्न
Name two elements in Alkali metals.
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उत्तर
Sodium and potassium.
संबंधित प्रश्न
Fill in the following blank with suitable word:
Group 17 elements are known as ...............
The atomic numbers of four elements P, Q, R and S are 6, 8, 14 and 16 respectively. Out of these, the element known as metalloid is:
(a) P
(b) Q
(c) R
(d) S
How would the tendency to gain electrons change on moving from left to right in a period of the periodic table?
State its position in the periodic table?
Give the symbol and valency of the following element and radical.
Zinc
Give the symbol and valency of the following element and radical.
Bisulphite
Name the following:
The group of the Modern Periodic Table to which calcium [Ca2+] belongs.
Group 1 and 2 : s block : : group 13 and 18 : _______
Find the odd one out and give its explanation.
Noble gases are placed in the ______ group in the modern periodic table.
