3 years ago

How can you find the amount of valence electrons an atom of an element contains?

1 answer:

3 0

Answer:

For neutral atoms, the number of valence electrons is equal to the atom's main group number. The main group number for an element can be found from its column on the periodic table. For example, carbon is in group 4 and has 4 valence electrons. Oxygen is in group 6 and has 6 valence electrons.

Explanation:

You might be interested in

How to solve the equation for the value of X

rodikova [14]

Answer:

first, to get rid of the division, multiply both sides by 2. you will get 7x=98. next, divide both sides by 7 to isolate x. x=14

7 0

2 years ago

What are the coefficients for the following equation when it is balanced?

konstantin123 [22]

1, 2, 1, 2, in that order.

3 0

2 years ago

In the artice, "As Sticky as a Gecko...but Ten

ra1l [238]

Answer:

The adhesive is made up of two different layers.

The lower layer is made up of vertically aligned nanotubes.

The upper layer is made up of curly, spaghetti-like, nanotubes.

6 0

2 years ago

Read 2 more answers

What has the highest ionization energy?

Inessa [10]

<span>the highest ionization energy is Be, it is higher and righter than other elements in periodic table, so it harder to remove electron from its atom</span>

5 0

2 years ago

When 33.3 grams of propane (C3H8) undergoes combustion, what is the theoretical yield of water in grams? The molar mass of p

aev [14]

C3H8+ 5 O2 --> 3 CO2 + 4 H2O
44 g. --------> 72 g
33.3 g. --------> x
$x = \frac{33.3 \times 72}{44} \\ x = 54.5 \: g$
Answer: The theoretical yield of H2O is 54.5

3 0

3 years ago

Read 2 more answers