Me !
elements of the same period (horizontal row) behave similarly.
true
fa...
Me !
elements of the same period (horizontal row) behave similarly.
true
false
the elements of the periodic table are put in order of:
electrons
atomic mass
atomic number
neutrons
what is the charge of a magnesium ion?
2+
2-
3+
4+
which of the following pairs of atoms do not exhibit a covalent bond?
o and s
c and h
sr and f
f and h
the lewis structure of o2 has a double-bond.
true
false
the lewis structure of hcl has a double-bond.
true
false
Answers: 3
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(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?
Answers: 1
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Give the set of reactants (including an alkyl halide and a nucleophile) that could be used to synthesize the following ether: draw the molecules on the canvas by choosing buttons from the tools (for bonds and charges), atoms, and templates toolbars, including charges where needed. ch3ch2och2ch2chch3 | ch3
Answers: 1
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Once similarity and one difference between a mixture of elements and a mixture of compounds
Answers: 3
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Use the de broglie's wave equation to find the wavelength of an electron moving at 4.5 × 106 m/s. show your work. note: h= plank's constant (6.62607 x 10-34 j s)
Answers: 1
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