4 years ago

The blank number of a representative element indicates how many valence electrons that element has

1 answer:

8 0

The group or column number of s representative element indicates or tells the number of Valence electrons the particular element has.

You might be interested in

Medical diagnosis and ______ are common uses of radioactive elements in health care.

KengaRu [80]

<span>The half-life of Carbon 14 and radionuclides are used to estimate the absolute (versus relative) age of pre-history items </span>

6 0

3 years ago

Which principle goes against Bohr's theory and why??

Basile [38]

Answer:

As the Bohr's fixed orbit gives precise information about the radial position and momentum of the orbit, it is against the Heisenberg uncertainty principle. Thus it is inferred that the Heisenberg uncertainty principle goes and the concept Bohr's fixed Orbit are opposite to each other.

Explanation:

7 0

3 years ago

These two questions please

zhenek [66]

Answer:

1.) 3

2.) 60 CM

Explanation:

1. Density= $\frac{MASS}{VOLUME}$ = $\frac{75}{25}$