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sesenic [268]
3 years ago
14

A covalent bond is formed when: a. two nonpolar molecules associate with each other in a polar environment. b. a positively char

ged particle is attracted to a negatively charged particle. c. one atom gives up electrons to another atom. d. two atoms share electrons. e. two polar molecules associate with each other in a nonpolar environment.
Chemistry
2 answers:
Gre4nikov [31]3 years ago
4 0

Answer:

D. two atoms share electrons.

Explanation:

Chemical bonds are very important in chemical reactions. Examples of chemical bonds include electrovalent, covalent etc.

Covalent bonds deals with sharing of electron by two atoms. A common example is that of H2O( Water) in which the Hydrogen atoms share their electrons with the oxygen and the oxygen also shares its own electrons with the hydrogen in a mutual manner.

Nitella [24]3 years ago
3 0

Answer: D.

Explanation:

A covalent bond is formed when atoms share electrons. These can be seen in diatomic molecules such as oxygen (O2), hydrogen (H2) , Chlorine (Cl2) molecule and also in Methane (CH4), Water ( H2O) e.t.c.

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Steps of scientific inquiry?
vlabodo [156]
1. Figure out a problem
2. Research
3. Hypothesis  
4. Experiment
5. Analyze results 
6. Conclusion 
7. Communicate your results

Hope This Helps. :D <span />
8 0
3 years ago
Read 2 more answers
what is the electrons, valence electrons, and electron shells number please answer all 3 questions (look at the picture)
MariettaO [177]

In picture one, there are four electrons, one valance electrons and two shells, in image two there are three electrons, one valance electrons and two shells whereas there are 13 electrons, three valance electrons and three shells.

<h3>What is Electrons, Valence Electrons, and Electron Shells Numbers?</h3>

<u>Electrons</u>:

An electron is a negatively charged particle which can be either bounded with to an atom. Electrons belong to the first generation of the lepton particle family, and are generally thought to be elementary particles because they have no known components or substructure.

<u>Valence Electrons:</u>

Valence electrons are those electrons which are present in outermost shell or in valence shell or energy level of an atom. For example, oxygen has six valence electrons, two in the 2s subshell and four in the 2p subshell.

<u>Electron Shells Numbers</u>:

Each shell can contain only a fixed number of electrons: the first shell can hold up to two electrons, the second shell can hold up to eight (2 + 6) electrons, the third shell can hold up to 18 (2 + 6 + 10) and so on.

So we can conclude that In picture one, there are four electrons, one valance electrons and two shells, in image two there are three electrons, one valance electrons and two shells whereas there are 13 electrons, three valance electrons and three shells.

Learn more about Valence Electrons here: brainly.com/question/371590

#SPJ1

4 0
1 year ago
Which phrase describes properties of a solid?
Licemer1 [7]

Answer: fixed shape and volume

Explanation:

i took the quiz so its right

6 0
3 years ago
Calculate the formula mass of calcium iodate, ca(io3)2, in atomic mass units (amu or u).
VARVARA [1.3K]
<span>389.88094 amu First we look up the atomic mass of all elements contained in calcium iodate using the periodic table: Ca: 40.078 I: 126.90447 O: 15.999 As an intermediate step we calculate the molecular mass of the ion IO3: 126.90447 + 3*15.999 = 174.90147 Then we calculate the mass of one calcium atom and 2 iodate ions: 2*174.90147 + 40.078 = 389.88094 amu</span>
7 0
3 years ago
Can someone please help 7-10 with some work shown a bit , pleaseeeeeee
Oksana_A [137]

Answer:

7.] 597.11 Calories

8] 50208 joules

9] 2.05016 kilojoules

10] 0.0142256 kilojoules

Explanation:

just google how to do it. you can find some good examples.

hope this helps a bit!

brainliest?

also, im in 7th, im in high school algebra already. (im in advanced stuff)

ty!

5 0
3 years ago
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