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ss7ja [257]
3 years ago
14

On the periodic table, elements become more metallic as you move from left to right across a row, and top to bottom down a colum

n.
True

False
Chemistry
2 answers:
Ipatiy [6.2K]3 years ago
6 0

Answer:

true

Explanation:

torisob [31]3 years ago
4 0

Answer: <u>False </u>

Explanation: Elements decrease when going right-left/top-bottom due to the increase of a "nuclear charge" the attraction between the elements increases and gets too overpowered. Hope this helps!  

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Nuetrik [128]
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5 0
3 years ago
Which substance is a diatomic molecule? <br> a. he <br> b. o2 <br> c. co2 <br> d. h2o?
BigorU [14]
b. o2
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4 0
3 years ago
How many moles of butane (C4H10) must be burned in an excess of O2 to produce
Sedbober [7]

Answer: 6,25 moles

Explanation: mark amount of butane x.

From equation you can calculate x in a following way:

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4 0
2 years ago
- Standard state refers to
yulyashka [42]

Answer: The standard state refers to 1 atm and 25^{o}C.

Explanation:

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4 0
3 years ago
An atom contains 5 protons, 6 neutrons, and 6 electrons. What is the mass<br> number of this atom? *
Tju [1.3M]

Answer:

here you go

Explanation:

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6 0
2 years ago
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