THE ANSWER TO Elements, Compounds Mixtures Quick Check
1.Which are particles that make up the nucleus of an atom? Select the two correct answers. (1 point)
Responses
protons <-----
electrons
muons
bozons
neutrons <-----
2.Which is true of an element?(1 point)
Responses
has a unique number of protons; if the element were to lose a proton, it would become a different element <----------
has a unique number of electrons; if the element were to lose an electron, it would become a different element
can be made up of multiple types of atoms
can be either a compound or a molecule
3. Two different types of elements are combined so that they look like one substance, but they are not bonded together. What could the result be?(1 point)
Responses
a solution <-----------------------------
a heterogenous mixture
an element
a compound
4. Elements can chemically combine with other elements to form which of the following?(1 point)
Responses
other elements
compounds <--------------------------------
impure substances
solutions
5. Two different chemicals react and bond together. What do they become?(1 point)
Responses
an element
a mixture
a solution
a compound <-----------------------------------------------
11 answers
Responses
trail mix
salt water <---------------------
chocolate chip cookie
granite
7. A substance that cannot be broken down into simpler substances by chemical means is called a(n) _________.(1 point)
Responses
element <--------------------------------
compound
mixture
solution
1. Which are particles that make up the nucleus of an atom? Select the two correct answers.
- protons
- neutrons
2. Which is true of an element?
- Has a unique number of protons; if the element were to lose a proton, it would become a different element
3. Two different types of elements are combined so that they look like one substance, but they are not bonded together. What could the result be?
- A solution
4. Elements can chemically combine with other elements to form which of the following?
- compounds
5. Two different chemicals react and bond together. What do they become?
- a compound
6. Which of the following is an example of a homogeneous mixture?
- salt water
7. A substance that cannot be broken down into simpler substances by chemical means is called a(n) _________.
- element
1. Which are particles that make up the nucleus of an atom?
- protons
- neutrons
2. Which is true of an element?
- Has a unique number of protons; if the element were to lose a proton, it would become a different element
3. Two different types of elements are combined so that they look like one substance, but they are not bonded together. What could the result be?
- A mixture
4. Elements can chemically combine with other elements to form which of the following?
- compounds
5. Two different chemicals react and bond together. What do they become?
- A compound