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Chemistry / Chemie - 124

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In this practical, the corrosive compound(s) that is used is _____.

In hierdie prakties is die korrosiewe verbinding(s) wat gebruik word _____.

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For the reaction 2A + B  C + D, which of the followings statement(s) about relative molar rates are true?

Vir die reaksie 2A + B  C + D, watter van die volgende stelling(s) oor relatiewe molêre tempo’s is waar?

 

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Calculate the initial concentration (with 1 significant figure) of H2O2 (M) after all reagents are added to Beaker 1, following the procedure in your practical manual.

Bereken die aanvangskonsentrasie (met 1 beduidende syfer) van H2O2 (M) na byvoeging van alle reaktante in Beker 1 soos beskryf volgens die prosedure in jou praktiese handleiding.

 

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Which of the following do you expect to be slightly repelled by a magnet?

Watter van die volgende verwag jy om effens afgestoot te word deur 'n magneet?

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Which of the following electron configurations is/are INCORRECT?

Watter van die volgende elektronkonfigurasies is VERKEERD?

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The 2+ ion of which element has the electron configuration [Ar]3d3? Write down the symbol of the element.

Die 2+ ioon van watter element het die elektronkonfigurasie [Ar]3d3? Skryf net die simbool van die element neer.

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Give the symbol of the original element of which the 2- ion has the electron configuration [Ar]?

Gee die simbool van die oorspronklike element waarvan die 2- ioon die elektronkonfigurasie [Ar] het?

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Which of the following has the electron configuration 3s23p6 in their highest occupied energy level?

Watter van die volgende besit die 3s23p6 elektronkonfigurasie in hul hoogs besette energievlak?

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Give any one of the allowed magnetic quantum numbers for the electrons with the highest energy in a cesium (Cs) atom.

Gee enige een van die toelaatbare magnetiese kwantumgetalle vir die elektrone met die hoogste energie in 'n cesium (Cs) atoom.

 

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Select the possible sets of quantum numbers (nmms) for the unpaired electron in the F atom (ground state).

Kies die moontlike stelle kwantumgetalle (nmms) vir die ongepaarde elektron in ’n F atoom (grondtoestand).

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