Naming Compounds And Writing Formulas

Test Description: Practical Questions of Chemical Nomenclature

Instructions: Answer all questions to get your test result.

1) What is the correct name for the compound Cu2SO3?

2) The number of atoms in one formula unit of the substance, CO(NH2)2, is

3) How many atoms are there in one formula unit of NiSO4 · 7H2O?

4) Which one of the following compounds is correctly described as a hydrate?

5) Which one of the following is correctly classified as a hydrocarbon?

6) The common name for the compound, CH4, is

7) What is the correct name for the compound IBr3?

8) What is the correct name for the compound HI(g)?

9) What is the correct name for the compound S2Cl2?

10) What is the correct name for the compound HCN(g)?

11) When barium metal reacts with chlorine gas it forms an ionic compound, BaCl2. In the course of the reaction, each Ba atom

12) An alkaline earth element, which we will represent by the symbol X, unites with a halogen, which we will represent by the symbol Q. What would be the correct formula of the resulting compound?

13) Aluminum unites with a second element, which we will represent by the symbol E, to form a definite compound whose formula is AlE3. Element E is most probably

14) The correct formula for the compound formed between arsenic (As) and hydrogen is

15) Which one of the following formulas is incorrect because it does not represent a known ionic compound?

16) What is the correct name for the compound V2O5? (Remember, for transition metals . . .)

17) What is the correct name for the compound NaCl3?

18) What is the correct name for the compound CuBr2?

19) What is the correct name for the compound Na2O

20) Which one of the following is a correct formula for mercury(I) phosphate?


*select an answer for all questions

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