Strontium,Sr (Number 38),is Especially Dangerous to Humans Because It Tends

question 131

Multiple Choice

Strontium,Sr (number 38) ,is especially dangerous to humans because it tends to accumulate in calcium-dependent bone marrow tissues (calcium,Ca,number 20) .This fact relates to the organization of the periodic table in that strontium and calcium are both

• A)metals.
• B)in group 2 of the periodic table.
• C)made of relatively large atoms.
• D)soluble in water.

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