Chemistry, 06.10.2020 14:01 jordanrose98

Use the portion of the periodic table shown below to answer the questions. (8 points) A portion of the first three columns of the periodic table is shown. Column one from top to bottom reads 11 sodium 22.990, 19 potassium 39.098, and 37 rubidium 85.468. Column two reads 12 magnesium 24.305, 20 calcium 40.078, and 38 strontium 87.62. Column three reads 21 scandium 44.956 and 39 yttrium 88.906.

Part 1: Name two elements that have the same properties as calcium (Ca). (2 points)
Part 2: Determine the number of protons, electrons, and neutrons present in an atom of sodium (Na). Explain how you determined your answer using complete sentences. (6 points)

Your

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 04:50, psychocatgirl1

Write the overall equation for the reaction for lithium battery

Answers: 2

continue

Chemistry, 22.06.2019 07:00, ceeejay0621

What is the main purpose of patent attorneys? defend the company against legal claims manage financial investments invent new products protect rights to new products and processes

Answers: 1

continue

Chemistry, 22.06.2019 10:20, Weser17

In a reaction equation, where are the products located? a.) above the arrow b.) to the right of the arrow c.) to the left of the arrow d.) below the arrow

Answers: 2

continue

Chemistry, 22.06.2019 17:10, gungamer720

Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors

Answers: 1

continue

You know the right answer?

Use the portion of the periodic table shown below to answer the questions. (8 points) A portion of...