How many neutrons are present in 201 Hg?
A) 201
B) 80
C) 283
D) 121
Correct Answer:
Verified
Q22: Consider 235U. How many neutrons are present
Q30: If an ion contains 33 protons, 39
Q31: The molecular formula for strontium chloride is
Q32: The molecular formula for lead nitrate is
Q34: The molecular formula for rubidium chloride is
Q35: The systematic (IUPAC) name of MgI2 is:
A)
Q36: CaCl2 is an example of a(n):
A) covalent
Q37: The molecular formula for iron(II)bromide is _.
A)FeBr3
B)FeBr2
C)I2Br2
D)IBr3
Q38: The molecular formula for dinitrogen pentoxide is
Q40: How many electrons are present in 40Ca2+?
A)40
B)38
C)20
D)18
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