The table shows the mass in grams of one at of each of several elements. List the elements in order from least mass to greatest mass per atom: hydrogen, carbon, oxygen, silver, gold.
1 answer:
Answer:
Option B
Step-by-step explanation:
The question can be solved without observing the masses and calculating them.
How?
Periodic table law states that masses get increased in group and get decreased in period. Hydrogen is the 1st element so it has least mass. Now
Only option B and D has Hydrogen at first.
Now coming to last elements Carbon and Gold
Gold is heavier as per periodic table.
So option B is correct
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