Chemistry week week two learning activities

 

Complete and submit in a word document

Get Your Custom Essay Written From Scratch
Hello Students, Our team can help you complete your assignments and reduce the stress of studying. We here provide you a highly qualified team who can help you in many works like thesis,reports,assignments,online exams and many more. Our team is available to help you 24x7 worldwide. We work around the clock to ensure students get high quality work at affordable rates and are on time. To ensure that the work is authentic, we offer plagiarism-free work.
Just from $13/Page
Place an Order

1. Classify each of the following as an element, a compound, or a mixture

a. Milk

b. Diamond (pure carbon)

Get Assignment Writing Help

Our experts are ready to complete your assignment, course work. essay, test, dissertation, research paper, quiz

Get Started

c. Pure water (H2O)

d. Sea water

e. Air

2. Identify each of the following as solid, liquid, or gas.

a. Ice

b. Air in a tire

c. hot tea in a cup

d. A bar of gold

e. water in a shower

3. Identify each of the following as a physical or chemical change.

a. Melting ice

b. Wood burns in wood stove

c. Wood is chopped for the fire place

d. In contact with the air, a copper pipe becomes green

e. When a bar of zinc is submerged in hydrochloric acid, a gas bubbles form this mixture

4. Classify the following mixtures as homogenous or heterogeneous

a. Tea

b. sugar completely dissolved in water

c. Water with sand

d. Steel (a mixture of iron and carbon)

e. Air

5. Give the period and group numbers for each of the following

a. Chlorine

b. Calcium

c. Helium

d. Copper

e. Sulfur

f. Xenon

6. Write the name and symbol of the elements with the following atomic number

a. 11

b. 17

c. 30

d. 24

e. 6

f. 34

g. 19

h. 26

7. For the following atoms determine the number of protons, neutrons, and electrons.

a. 23Na

b. 35Cl

c. 78Rb

d. 14C

e. 32S

8. Place the following elements in order of increasing atomic size

a.  Ca, Ra, Be, Sr, Mg

b. Ge, Fe, Cr, Mo, Br

9. Classify the following elements as alkali metal, alkali earth metal, transition element or a halogen

a. Rb

b. I

c. Fe

d. Be

e. Au

f.  F

10. Write the group number and electron arrangement for each of the following

a. Phosphorus

b. Nitrogen

c. Magnesium

d. Aluminum

e. Chlorine

Needs help with similar assignment?

We are available 24x7 to deliver the best services and assignment ready within 3-4 hours? Order a custom-written, plagiarism-free paper

Order Over WhatsApp Place an Order Online

"Do you have an upcoming essay or assignment due?


Get any topic done in as little as 6 hours

If yes Order Similar Paper

All of our assignments are originally produced, unique, and free of plagiarism.

Stuck with a Question?

Get it solved from our top experts within 8 hrs!

Ask Your Question Now!