10 Questions
What is the size range of colloidal particles in a colloidal solution?
10^-6 - 10^-9 m
Which metal is extracted through the MacArthur method?
Ag
Why is KCl used in a salt bridge?
The conductivities of K+ and Cl- ions are almost equal
What is milk classified as?
Fat dispersed in water
Which type of catalysis involves a catalyst that is in a different phase from the reactants?
Heterogeneous catalysis
In the smelting method for the extraction of iron metal, which chemical composition forms the slag?
CaSiO3
What metal is used to heat an electric iron?
Nichrome
Which radioactive element has large reserves found in India?
Thorium
Which compound is commonly used in mouthwashes and toothpastes?
Suhaaga
What is ultimately formed as a result of radioactive electrification of uranium?
Lead
Test your knowledge of chemistry with this quiz covering colloidal particle size, the MacArthur method for metal extraction, and the use of KCl in salt bridges. Choose the correct options and check your understanding of these chemical concepts.
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