Why are the elements placed into groups/families?

Mathematics

1 answer:

VashaNatasha [74]4 years ago

5 0

Answer:

The vertical columns on the periodic table are called groups or families because of their similar chemical behavior. All the members of a family of elements have the same number of valence electrons and similar chemical properties. The horizontal rows on the periodic table are called periods.

Step-by-step explanation:

You might be interested in

Anusha brings a $20 bill to the store. She purchases 4 pairs of socks for $2.25 each and a new belt for $7.50. How much change w

gulaghasi [49]

She will receive $18.50.

5 0

4 years ago

Read 2 more answers

inysia [295]

Answer:

$27.90

Step-by-step explanation:

Due the Laura and her sister being 2 people, we will be dividing the total by 2.

So,

55.80 ÷ 2 = $27.90

Both Laura and her sister will be paying $27.90 to split the amount evenly.

7 0

3 years ago

Explain why three-dimensional graphs can be misleading. What would be a better type of graph to

scoundrel [369]

three-dimensional graphs wouldn´t give you the right information but two-dimensional graphs would give you the actual size of the shape.

6 0

3 years ago

Here is a problem that I need help with

77julia77 [94]

You turn 4/5 to 8/10 to get equal denominators and add the numerators together to get 16/10, or 1 6/10 which is reduced to 1 3/5.

8 0

4 years ago

Read 2 more answers

In Pensacola, Florida, the average rainfall

Lerok [7]

the average rainfall, in inches, in December is 4.15 inch . Correct option C. 4.15 .

<u>Step-by-step explanation:</u>

Here we have , In Pensacola, Florida, the average rainfall in the month of July is 7.40 inches. By October, the average rainfall decreases by 35%. By December, the average rainfall drops another 0.66 inches. We need to find the average rainfall, in inches, in December .Let's find out:

In July , rainfall was 7.40 inches . By October, the average rainfall decreases by 35% i.e.

⇒ $7.4 - \frac{7.4(35)}{100}$