MICR-134 (Micro Exam 1)
Jeremiah
Practice questions for this set
Terms in this set (140)
In atoms, the nucleus does contains ____. Proton, Nucleus
Choose TWO CORRECT answers.
The atomic number of Atom "X" is 5 and it 12
has 7 neutrons. What is the atomic weight?
MICR-134 (Micro Exam 1)
1/9
, 9/10/24, 3:18 AM
Regarding electron shell, Choose a WRONG Inner shells are filled last
statement.
A) is the space within the atom where
electrons are usually found
B) Inner shells are filled last
C) Outermost shell is left incompletely filled
if there are not enough electrons to
completely fill the shell
D) Only atoms with unfilled outer shells will
participate in a chemical reaction
Which does NOT have same number in the atomic weight
same atom?
Is formed by one partner loosing and the other partner gaining an electron in a
ionic bond
molecule
covalent bond a pair of molecules shares electrons
hydrogen bond forms between molecules but never in molecules
____ bonds has the strongest binding force in covalent
living organisms.
Water is ___ and ___ molecule. Choose TWO polar and asymmetric
answers.
polar
nonpolar
symmetric
asymmetric
The molecular weight of Ammonia, NH3 is 17
_ ___ in Daltons (grams).
Regarding carbonic acid, H2CO3 (Molecular 10% carbonic acid solution contains 10 gram of the carbonic acid in 1,000 ml of solution
weight = 62 Daltons (grams)), Choose a
WRONG statement.
One mole of the carbonic acid has
6.02X10^23 particles
One mole of the carbonic acid weighs 62
grams
If two moles of the carbonic acid dissolved
in 1 liter of solution, the Molarity is 2
10% carbonic acid solution contains 10 gram
of the carbonic acid in 1,000 ml of solution
all of the above are correct
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