2. Give the names of elements represented by the following symbols and classify them as (i) metals, (ii) non-metals which are chemically active, (iii) non-metals which are chemically inactive : (a) Cr, (b) Na, (c) S, (d) P, (e) Rn, (f) Ci, (g) Pb, (h) Si, (i) Mg, () W,
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Answer:
- chromium
- sodium
- sulphur
- phosphorus
- radon
- it is CL your return as ci by the way its chlorine
- Lead
- silicon
- magnesium
- tungsten
- and classification is given below in the explanation.
Explanation:
- chromium is a metal
- sodium is a metal
- sulphur is non metal
- Phosphorus is also non metal
- radon is a fluoride metal but in the periodic table its consistent position is a metalloid element.
- chlorine is a non metal which is chemically active
- led is a metal
- silicon is a metalloid
- magnesium is a strong metal
- tungsten is a very rare metal
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