Correct about chemistry: (a) Same atomic number different nucleon = isotopes (b) Non-metallic compounds form covalent molecules (c) Mg²⁺ oxidation = +2
2025Level 2Medium
Correct about chemistry: (a) Same atomic number different nucleon = isotopes (b) Non-metallic compounds form covalent molecules (c) Mg²⁺ oxidation = +2
Chemistry से और प्रश्न
2025Level 2Medium
Match organic compounds: Isobutane=(CH₃)₂CHCH₃, n-Icosane=CH₃(CH₂)₁₈CH₃, n-Butane=CH₃(CH₂)₂CH₃, n-Undecane=CH₃(CH₂)₉CH₃
2025Level 2Medium
Elements in increasing melting point: Argon < Phosphorus < Sodium < Magnesium
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