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Atomic Bonds

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1.
1 point
A noble gas has ____.
2.
1 point
Which of the following is not a way atoms can form bonds?
3.
1 point
When an atom gains an electron and becomes negatively charged, it becomes a(n)
4.
1 point
How many electrons does oxygen have in its first energy level?
5.
1 point
Which of the following is an example of a polar molecule?
6.
1 point
Atoms form _____ with other atoms and become more stable.
7.
1 point
The bond formed between atoms sharing electrons is called a(n)
8.
1 point
At the center of an atom is a nucleus containing
9.
1 point
What is the number of the groups below in which the elements have a stable outer energy level?
10.
1 point
A sodium atom that is positively charged is wroitten as
11.
1 point
Nonpolar covalent bonds are most often formed by
12.
1 point
A ______ is a covalent bond involving two pairs of electrons.
13.
1 point
______ bonds are formed when metal atoms pool their electrons.
14.
1 point
The halogens do not include
15.
1 point
The number of electrons in a neutral atom______ by_______ from left to right across a period.
16.
1 point
Which of the following is a covalently bonded molecule?
17.
1 point
When a positively charged ion and a negatively charged ion are attracted to each other, the bond they form is referred to as a(n) _____ bond.
18.
1 point
How many electrons does oxygen have?
19.
1 point
The fourth energy level can hold a maximum of _____ electrons.
20.
1 point
Removing atoms that are closer to the nucleus takes ____ than removing electrons that are farther away.
21.
1 point
How can you tell the number of atoms of an element in a compound?
22.
1 point
A(n) _______ is a combination of chemical symbols and numbers that tells which elements are present in a molecule and how many atoms of each element are present.
23.
1 point
Which of the following elements will have properties similar to those of potassium?
24.
1 point
The area of space around the nucleus in which the atom's electrons travel is called the
25.
1 point
How many electrons would be shown on an electron dot diagram of oxygen?
26.
1 point
Electrons have a _____ charge.
27.
1 point
How many electrons does oxygen have in its second energy level?
28.
1 point
What does an electron dot diagram tell about an element?
29.
1 point
What happens to elements when a polar covalent bond is formed?
30.
1 point
Protons have a _____ charge.
31.
1 point
In a polar covalent bond, electrons are shared_______.
32.
1 point
A molecule is a neutral particle formed when _____.
33.
1 point
Which of the following is not true about a water molecule?
34.
1 point
THe number of protons is ____ the number of electrons in a neutral atom.
35.
1 point
A molecule of carbon monoxide, CO, has ____ atoms.
36.
1 point
How many protons does oxygen have?
37.
1 point
If an atom with one electron in its outer energy level gives up an electron, the atom now has
38.
1 point
What is the most stable group of elements on the periodic table?
39.
1 point
A(n) ________ is a pure substance that contains two or more elements.
40.
1 point
An ion is an atom that has ______ or ______ an electron.
41.
1 point
How many energy levels does oxygen have in its electron cloud?
42.
1 point
The _____ an energy level is from the nucleus, the ____ electrons it can hold.
43.
1 point
A molecule consisting of two hydrogen atoms joined in a covalent bond would be written as
44.
1 point
Which of the following atoms has four electrons in its outer energy level?
45.
1 point
The attraction that holds atoms close together is a(n) _____ bond.
46.
1 point
When two or more atoms share electrons unevenly, this results in a positive charge on one end ad a negative charge on the other end. THey will be held togehter by a (n) _____ bond.
47.
1 point
When nonmetal atoms ______ electrons, covalent bonds are formed.
48.
1 point
For a neutral atom of an element, the number of _____ is always the same.
49.
1 point
Which of the following atoms does not have eight electrons in its dod diagram?
50.
1 point
Which of the following elements is least similar in properties to silver?
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