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
Tpy6a [65]
3 years ago
8

What is the valence of oxygen

Chemistry
1 answer:
leva [86]3 years ago
7 0

Answer:

-2

Explanation:

eACH ELEMENT HAS AN SPECIFIC VALENCE, FOR EXAMPLE, CARBON (+2),+4 IN THE CASE OF OXYGEN IS -2

You might be interested in
What type of reaction always takes one large molecule and breaks it down into its smaller pieces?
Ugo [173]

Answer:

The answer to your question is the letter D. a decomposition reaction

Explanation:

This is a brief description of the main chemical reactions.

a) A synthesis reaction is when two reactants are combined to form only one product.

b) A disynthesis reaction. I have not heard about this chemical reaction, I think it does not exist.

c) A combustion reaction is when an organic molecule reacts with oxygen to form carbon dioxide and water.

d) A decomposition reaction is when one reactant splits to form two or more products.

8 0
3 years ago
Methane (CH4) undergoes combustion. Which products form? please help will give brainliest if correct
allochka39001 [22]

Answer:

B. CO₂ and H₂O.

Explanation:

When any organic substance undergoes complete combustion, it produces carbon dioxide (CO₂) and water (H₂O).

In the case of methane, the balanced reaction is:

  • CH₄ + 2O₂ → CO₂ + 2H₂O

With the above information in mind the correct answer is option B. CO₂ and H₂O.

When the combustion is incomplete, carbon monoxide (CO) is produced as well.

8 0
3 years ago
Read 2 more answers
Mass=4grams Density=2g/ml
Tom [10]

Answer:

you can also get the target audience for the first one in the world 35ml.

8 0
3 years ago
What are the 4 properties of hydrogen bonds?
tiny-mole [99]

Answer:

Solubility, Volatility, Viscosity and Surface Tension.

7 0
2 years ago
In one atom, the ionization energy is the...
fenix001 [56]
<span>In one atom, the ionization energy is the</span> energy needed remove one electron.
7 0
3 years ago
Read 2 more answers
Other questions:
  • If you answer this I will rate you 5 star + thank you + the brainliest
    8·1 answer
  • Suppose you encounter a chemical formula with h as the cation. what do you know about this compound immediately?
    8·1 answer
  • What is the correct name for the compound mn 3(po 4)2manganese (ii) phosphatemanganese phosphatemanganese (i) phosphate manganes
    14·1 answer
  • 29. Some physical changes involve chemical reactions.<br> TRUE<br> FALSE
    9·1 answer
  • A measure of kinetic energy of particle motion within a substance is_____.​
    5·1 answer
  • A certain alcohol contains only three elements, carbon, hydrogen, and oxygen. Combustion of a 60.00 gram sample of the alcohol p
    8·1 answer
  • C. rubidium sulfate
    8·1 answer
  • Which claim about the universality of gravity is not supported by evidence?
    8·1 answer
  • What does it mean when it asks for the planet’s composition?
    10·2 answers
  • Suppose that 1500 kJ of energy were transferred to water at 20.0°C. What mass of water could be brought to the boiling point? He
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!