boron and oxygen are present in the second period
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Answered by
1
Answer:
It is true
Explanation:
The second period contains the elements lithium, beryllium, boron, carbon, nitrogen, oxygen, fluorine, and neon. ... Period 2 elements obey the octet rule in that they need eight electrons to complete their valence shell, where at most eight electrons can be accommodated: two in the 2s orbital and six in the 2p subshell.
Answered by
5
Explanation:
Yes Boron and Oxygen are present in the second period.
- Atomic radius of boron is greater than oxygen
- Oxygen shows more non metallic nature than Boron
- Boron is a metalloid
- Oxygen is more acidic in nature than boron
- Valency of boron is 3 and that of oxygen is 2
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