Question

Physical Science A Semester Exam
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Question
Use the periodic table to answer the question.

An illustration shows the periodic table of elements with elements arranged in increasing order of atomic number in 18 columns (groups) and 7 rows (periods).

Which comparison is correct?

(1 point)
Responses

PH3 is a stronger acid than NH3.
PH 3 is a stronger acid than NH 3 .

NH3 is a stronger acid than HF.
NH 3 is a stronger acid than HF.

HF is a stronger acid than HCl.
HF is a stronger acid than HCl.

H2S is a stronger acid than HCl.

Answer 1

H2S is a stronger acid than HCl.