GK
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Potassium
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Chlorine
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Zinc
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Carbon
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Detailed explanation-1: -Hydrogen, carbon, nitrogen, oxygen, phosphorus, arsenic and selenium are the non-metallic elements in the periodic table.
Detailed explanation-2: -So, by observing all these properties we can conclude that carbon is non-metal because carbon is non-lustrous, non-malleable, and non-ductile in nature.
Detailed explanation-3: -Non-metallic elements in the periodic table include hydrogen, carbon, nitrogen, oxygen, phosphorous, sulphur, silicon, boron, tellurium and selenium. They also include halogens (fluorine, chlorine, bromine, iodine and astatine) and noble gases (helium, neon, argon, krypton, xenon and radon).
Detailed explanation-4: -Carbon is a chemical element with symbol C and atomic number 6. Classified as a nonmetal, Carbon is a solid at room temperature.
Detailed explanation-5: -In the above table nonmetal elements are H, He, C, N, O, F, Ne, P, S, Cl, Ar, Se, Br, Kr, I, Xe, At and Rn.