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and(a)Li,Be,B,C,N,O
ans(b)element Li has largest atom and element O has smallest atom.
and(c)when we go left to right in periodic table then atomic radii will decrease.
ans(2)(a)the substance X is NaHCO3 and gas Y is carbon dioxide.
(b)NaHCO3+HCL=NaCl+H2O+CO2
ans(b)element Li has largest atom and element O has smallest atom.
and(c)when we go left to right in periodic table then atomic radii will decrease.
ans(2)(a)the substance X is NaHCO3 and gas Y is carbon dioxide.
(b)NaHCO3+HCL=NaCl+H2O+CO2
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ANSWER
...........
LI
BE
B
C
N
O
1.IN THIS THE LI IS THE LARGEST ATOM AND THE ELEMENT...
2. O IS THE SMALLEST ATOM
3. C IN THE LEFT SIDE OF THE PERIODIC TABLE
4. DUE TO THESE ATOMIC RADIUS IS DECREASES
...........
LI
BE
B
C
N
O
1.IN THIS THE LI IS THE LARGEST ATOM AND THE ELEMENT...
2. O IS THE SMALLEST ATOM
3. C IN THE LEFT SIDE OF THE PERIODIC TABLE
4. DUE TO THESE ATOMIC RADIUS IS DECREASES
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