1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
notsponge [240]
3 years ago
10

How many valence electrons are in N2O? SeCl2? PBr3?

Chemistry
1 answer:
8090 [49]3 years ago
5 0
Here is the answer for the three of them
<span>N20 = 16 e-
</span><span>SeCl2 =20
</span><span>PBr3 = 26 
Remember that t</span><span>o find the valence electrons in an atom you need to identify what group the element is in. An element in group 1A has 1 valence electron. If the element is in group 2A, then it has two valence electrons.</span>
You might be interested in
Which of the following compounds contains the tin (IV) ion? A. SnO2 B. SnCl2 C. Sn2O D. Sn4O3
Zolol [24]
<span>A. SnO2 is the correct answer. I hope this helps </span>
3 0
3 years ago
Read 2 more answers
1 - 2Na + O2 ➔ Na2O Balanced Not Balanced
Mrrafil [7]

Answer:

1 not

2 not

3 not

4 balanced

5 not

6 not

7 balanced

Explanation:

the amount of elements must be equal in the reactant and products

5 0
3 years ago
What is the effect on this???
Setler79 [48]
It being transmitted
7 0
3 years ago
PLEASE HELP MEEEEEEEEEEEEEEEEEEEEEEE
Genrish500 [490]

Answer:

Liquid

Explanation:

Gas is too far away, solid is close but it is not in a random pattern

4 0
3 years ago
Read 2 more answers
State what happens to the potential energy of a the substance during the interval BC *
Ratling [72]

Answer:

The potential energy decreases whereas the kinetic energy increases.

6 0
3 years ago
Other questions:
  • Which process absorbs the greatest amount of heat?
    6·1 answer
  • Name two elements that have properties similar to those of beryllium and have average atomic masses higher than 130
    6·1 answer
  • Is cooking oil polar or non polar
    8·1 answer
  • Help me ASAP !!!!!!!!!!!!!!!
    13·1 answer
  • Which of the following is not a symbol used in chemical equations?
    14·1 answer
  • How does weathering, erosion and deposition shape the Earth and contribute to the rock cycle
    7·1 answer
  • Explain how electron microscopes work and why some scientists might prefer to use electron microscopes instead of light microsco
    10·1 answer
  • What makes up a compound
    12·2 answers
  • Taxonomy of pygmy rabbit
    13·1 answer
  • What is a control group?
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!