Woodruff- Test Compounds
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| When an atom of oxygen gains 2 electrons, it becomes an ion with a charge of (1-, 2-, 1+, 2+) | 2-
🗑
|
||||
| Which compound consist of molecules with covalent bonds (2 nonmetals)? LiBr, KBr, HBr, NaBr | HBr
🗑
|
||||
| An atom of magnesium loses 2 electrons in forming a chemical compound. The charge on the resulting magnesium ion is (1+,2+,1-,2-) | 2+
🗑
|
||||
| Which energy level jump by electrons produces light from an excited atom? (K to L, M to N, L to M, P to M) | P to M
🗑
|
||||
| The total number of electrons in the outer shell of an iodine ion is (1, 7, 8, 11) | 8
🗑
|
||||
| During the formation of the compound FeI3 from its elements, how many electrons does each iodine atom gain? (1, 2, 3, 0) | 1
🗑
|
||||
| Which compound contains a polyatomic ion? (KCl, ALI3, NaClO3, Li2,S) | NaClO3
🗑
|
||||
| Which expression best represents diatomic oxygen gas? (O, 2 O, 2 Os, O2) | O2
🗑
|
||||
| In the formula, Ca3(PO4)2 the 3 indicates (3 molecules of the compound, 3 molecules of phosphate, 3 phosphate ions, 3 calcium ions) | 3 calcium ions
🗑
|
||||
| What is the name of the compound NH4ClO3? (ammonium chlorate, nitrogen chlorite, ammonium carbonate, nitrogen ammoniate) | ammonium chlorate
🗑
|
||||
| How many oxygen atoms are represented by the formula Al2(CrO4)3? (7, 12, 3, 4) | 12
🗑
|
||||
| How many atoms are in the formula (NH4)2SO4? (7, 11, 18, 20) | 20
🗑
|
||||
| Which pair of atoms will form an ionic bond? (k and Cl, F and F, H and O, C and S) | K and Cl
🗑
|
||||
| Which group of elements is most chemically stable? (IA, IIA, VIIA, VIIIA) | VIIIA
🗑
|
||||
| Bonding by electron transfer is called (electronic bonding, shared bonding, covalent bonding, ionic bonding) | ionic bonding
🗑
|
||||
| Which of the following is a formula for a hydrated crystal? (CuSO4*H20, Cu(OH)2, Cu(C2H3O2)2, CuCl2 | CuSO4*H20
🗑
|
||||
| Chemical bonding involves an atom's (electrons, protons, neutrons) | electrons
🗑
|
||||
| The compound AB3 contains how many atoms of element A for every three atoms of element B?( 1/2, 1, 3, 4) | 1
🗑
|
||||
| An ion is formed when an atom gains or loses (electrons, isotopes, protons, neutrons | electrons
🗑
|
||||
| The sum of the oxidation numbers in a compound is (0, 1, 2, 1-) | 0
🗑
|
||||
| The name of the second element in a binary compound will end in (ate, ic, ose, ide) | ide
🗑
|
||||
| S04 is an example of a (molecular ion, binary ion, polyatomic ion, covalent ion) | polyatomic ion
🗑
|
||||
| The number of the element with the _______ oxidation number is written first in a chemical formula. (positive, negative, smaller, neutral) | positive
🗑
|
||||
| Based on your Periodic Table, which of the following atoms has the greatest tendency to attract electrons? (Li, K, F, P) | F
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
seagullq
Popular Science sets