Question

exit ticket: covalent naming/formulas
which of the following formulas is correct for tetraphosphorus monosulfide?
○ p₄na
○ p₅s₂
○ p₄s
○ ps

Explanation:

Step1: Understand prefixes

In chemical naming, "tetra -" means 4 and "mono -" means 1.

Step2: Identify elements

The elements are phosphorus (P) and sulfur (S).

Step3: Determine formula

Tetraphosphorus means 4 phosphorus atoms (P₄) and monosulfide means 1 sulfur atom (S), so the formula is P₄S.

Answer:

P₄S