tell me the valency of first 30 elements in. chemistry
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Answered by
18
Hi There!
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First 30 Elements are : It's in given order : (Symbol) - (Element Name)
- H - Hydrogen
- He - Helium
- Li - Lithium
- Be - Beryllium
- B - Boron
- C - Carbon
- N - Nitrogen
- O - Oxygen
- F - Fluorine
- Ne - Neon
- Na - Sodium
- Mg - Magnesium
- Al - Aluminum
- Si - Silicon
- P - Phosphorus
- S - Sulfur
- Cl - Chlorine
- Ar - Argon
- K - Potassium
- Ca - Calcium
- Sc - Scandium
- Ti - Titanium
- V - Vanadium
- Cr - Chromium
- Mn - Manganese
- Fe - Iron
- Co - Cobalt
- Ni - Nickel
- Cu - Copper
- Zn - Zinc
Valency : No. of Electrons more required to fill the octet or last shell
Now, Let's see valency of all 30 elements : It's in given order : (Symbol) - (Element Name) - (Valency)
H - Hydrogen - +1
- He - Helium - 0
- Li - Lithium - +1
- Be - Beryllium - 2
- B - Boron - 3
- C - Carbon - 4
- N - Nitrogen - 3
- O - Oxygen - 2
- F - Fluorine - 1
- Ne - Neon - 0
- Na - Sodium - 1
- Mg - Magnesium - 2
- Al - Aluminum - 3
- Si - Silicon - 4
- P - Phosphorus - 5,3
- S - Sulfur - 2
- Cl - Chlorine - 1
- Ar - Argon - 0
- K - Potassium - 1
- Ca - Calcium - 2
- Sc - Scandium - 3
- Ti - Titanium - 4
- V - Vanadium - 5,4
- Cr - Chromium - 2
- Mn - Manganese - 7,4,2
- Fe - Iron - 2,3
- Co - Cobalt - 3,2
- Ni - Nickel - 2
- Cu - Copper - 2,1
- Zn - Zinc - 2
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shubhammaurya11:
most thanks
Answered by
6
Hope it helps u. Have a great day.
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