Homework212121idn
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13. Marla has 4 cards labeled Q, R, X, and Z to represent four different elements. She knows the number of protons for each element but not the element's identity. The table shows the number of protons for each different element.

What can be concluded about the elements represented by Marla's cards?


A. Q, R, X, and Z are nonmetals.

B. Q, R, X, and Z are metals.

C. Q and Z are both nonmetals.

D. R and Z are both metals.

13 Marla Has 4 Cards Labeled Q R X And Z To Represent Four Different Elements She Knows The Number Of Protons For Each Element But Not The Elements Identity The class=
13 Marla Has 4 Cards Labeled Q R X And Z To Represent Four Different Elements She Knows The Number Of Protons For Each Element But Not The Elements Identity The class=

Sagot :

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