Question
Which of the following groups of elements is only composed of metals? View Available Hint(s) H. Os. Sn, Cu C. S. F.Ar Cr. Mo, Ag, Zn Ga. Si, N, Ar
Answer
4.3
(240 Votes)
Marvin
Elite · Tutor for 8 years
Answer
### Cr, Mo, Ag, Zn
Explanation
## Step 1: Identify the elements in each group### List the elements in each group and identify their types (metal, non-metal, metalloid).- Group H: Os (Osmium), Sn (Tin), Cu (Copper)- Group C: S (Sulfur), F (Fluorine), Ar (Argon)- Group Cr: Cr (Chromium), Mo (Molybdenum), Ag (Silver), Zn (Zinc)- Group Ga: Ga (Gallium), Si (Silicon), N (Nitrogen), Ar (Argon)## Step 2: Determine the type of each element### Check the periodic table to determine if each element is a metal, non-metal, or metalloid.- Os, Sn, Cu: All are metals.- S, F, Ar: All are non-metals.- Cr, Mo, Ag, Zn: All are metals.- Ga, Si, N, Ar: Ga is a metal, Si is a metalloid, N and Ar are non-metals.## Step 3: Identify the group composed only of metals### Compare the groups and identify the one that contains only metals.- Group H: Os, Sn, Cu (All metals)- Group C: S, F, Ar (All non-metals)- Group Cr: Cr, Mo, Ag, Zn (All metals)- Group Ga: Ga, Si, N, Ar (Mixed types)