Which of the following formulas are correctly written for elements as the exist in nature at room temperature and pressure?
i.O₂
ii.Ni
iii.Si₈
iv.C
v.Ar₂

Question

Which of the following formulas are correctly written for elements as the exist in nature at room temperature and pressure? i.O₂ ii.Ni iii.Si₈ iv.C v.Ar₂

Quizplus · Accepted Answer

i. O₂ (O2) is the correct formula for oxygen as it exists as a diatomic molecule. ii. Nickel (Ni) is a metal and exists in its elemental form as atoms, not molecules. iv. Carbon (C) exists in several forms, including graphite and diamond, as individual atoms in a network.

Which of the Following Formulas Are Correctly Written for Elements