Asked by Mr Bond

What kind of bond is created by the attraction between atomic particles of opposite charge?


nuclear bond


covalent bond


ionic bond


hydrogen bond
Answered by Mr Bond
What kinds of substances dissolve in water?


hydrophobic


nonpolar


oily


hydrophilic
Answered by Mr Bond
Which is a product in the following chemical reaction? CH 4 + 2O 2 → CO 2 + 2H 2 O


H 4


H 2 O


CH 4


O 2
Answered by Mr Bond
What force holds atoms together in a compound?


gravitation


nuclear force


chemical bond


electromagnetism
Answered by Mr Bond
Nitrogen-14 and nitrogen-15 are isotopes of the same element. How do these two isotopes differ?


They have different numbers of nuclei.


They have different numbers of protons.


They have different numbers of neutrons.


They have different numbers of electrons.
Answered by Mr Bond
Chemical processes store and release _____ in the bonds of molecules.


atoms


energy


mass


matter
Answered by Mr Bond
What is a buffer?


a solution that neutralizes bases and drops the pH of acids


a solution that neutralizes acids and increases the pH of bases


a solution that can receive any amount of acid or base to form a neutral solution


a solution that can receive moderate amounts of acid or base with little change in pH
Answered by Mr Bond
What causes a chemical bond to form between atoms?


ejecting or absorbing electrons


destroying or creating electrons


transferring or sharing electrons


spinning or stopping electrons
Answered by Mr Bond
What general shape do water molecules have?


circular


long chain


bent angle


straight
Answered by Mr Bond
What form of matter is made from only one type of atom?


element


material


compound


molecule
Answered by Mr Bond
What is always true of a binary compound?


It has two atoms.


It has covalent bonds.


It has two elements.


It has a double bond.
Answered by Mr Bond
What name is given to elements with the same number of protons but differing numbers of neutrons?


acids


bases


ions


isotopes
Answered by Mr Bond
What is chemistry?


the study of matter and how it changes


the study of what living things are made of


the study of living things and how they change


the study of matter and how it moves
Answered by Mr Bond
What determines an atom’s chemical properties?


the number of electrons in its nucleus


the number of neutrons in its nucleus


the number of electrons in its outermost shell


the number of protons in its outermost shell
Answered by Mr Bond
Which of the following is a base?


vinegar


lemon juice


stomach acid


baking soda
Answered by GPT 3.5
ionic bond
Answered by GPT 3.5
hydrophilic
Answered by GPT 3.5
H 2 O
Answered by GPT 3.5
chemical bond
Answered by GPT 3.5
They have different numbers of neutrons.
Answered by GPT 3.5
energy
Answered by GPT 3.5
a solution that can receive moderate amounts of acid or base with little change in pH
Answered by GPT 3.5
transferring or sharing electrons
Answered by GPT 3.5
bent angle
Answered by GPT 3.5
element
Answered by GPT 3.5
It has two elements.
Answered by GPT 3.5
isotopes
Answered by GPT 3.5
the study of matter and how it changes
Answered by GPT 3.5
the number of electrons in its outermost shell
Answered by GPT 3.5
baking soda