Write balanced equations for the following reactions. (a) Old oil paintings can be cleaned by the reaction of hydrogen peroxide with lead (II) sulfide. H2O2 + PbS → _________ + _________ (b) Statues, monuments, and historical sites which are made of limestone or marble are slowly deteriorating. Marble or CaC, which slowly reacts with sulfuric acid from air pollution to form a salt, is washed away. The sulfuric acid is formed from the air pollutant sulfur trioxide and water. (c) Nitrogen trifluoride decomposes into its constituent elements.

Q: tatement is true. Remember that any spontaneously operating cell has a positive cell value. Aluminum…

A:

Q: Write the net ionic equation for the reaction of copper (2) sulfate with sodium hydroxide.

A: The net ionic equation for the reaction of copper sulfate with sodium hydroxide has to be drawn.

Q: Write the balanced chemical equation for conversion of Al(s) to KAl(SO4)2·12H2O(s) in aqueous…

A: The balanced equation is the equation in which the number of atoms of each elements are equal at…

Q: In experiment 11, at some point of the heating you will add 15-20 drops of water to the cooled…

A: We know that our environment contains 78% of nitrogen and 21% of oxygen and rest is remaining gases,…

Q: Predict the products and write a balanced equation for the combustion of oxygen with C8H13OH.

A: Combustion reaction in which O2 is used with the reactant and CO2 and H2O is formed. This is…

Q: Write the balanced reaction for the synthesis of Al2O3 from its elements?

A: Since the synthesis reaction has formation of 1 mole of compound to be synthesise from its natural…

Q: Which material decomposes in reaction with acid?   Question 6 options:   NaCl…

A: The question is asking which of the given materials will decompose when it reacts with an acid.…

Q: What is the overall change in the oxidation number of sulfur in  the oxidation of H 2S to SO 4 2–.…

A: The chemical reaction that takes place is:   1)Calculate the oxidation number of sulfur in H2S and…

Q: Mass of KxFe(C2O4)y · zH2O : 4.70 g Mass of sample : 0.175 g Mass of FeCl3 used in preparation :…

A: Mass of KxFe(C2O4)y · zH2O : 4.70 g Mass of sample : 0.175 g Mass of FeCl3 used in preparation :…

Q: Balance each chemical reaction below, the combine (add) the two balanced reactions and write an…

A: The reactions given are, 1) Cu2S (s) + O2 (g) → Cu2O (s) + SO2 (g)2) Cu2O (s) + C (s) → Cu (s) + CO…

Q: low altitudes, O2 gas is very stable while S2 gas decomposes within minutes in sunlight.  Why does…

A: In case of O2 the π bond is formed by the overlapping of 2p orbital while in S2 π bond id formed by…

Q: Solid gold (III) oxide undergoes a thermal decomposition reaction to form gold metal and oxygen gas.…

A: 1. Solid gold (III) oxide undergoes a thermal decomposition reaction to form gold metal and oxygen…

Q: Write the balanced equation that shows the reaction that occurs when 1.0 M CrCl3 undergoes…

A: To write the balanced chemical equation when 1.0 M CrCl3 is undergoes electrolysis

Q: Consider the series of reactions to synthesize the alum (KAl(SO4 )2 · xH2O(s)) from the…

A: To calculate the moles of alum formed from the given number of moles of each reagent, we would use…

Q: Mass of KxFe(C2O4)y · zH2O : 4.70 g Mass of sample : 0.175 g Mass of FeCl3 used in preparation :…

A: The given compound first undergoes dissociation in its aqueous solution as,

Q: Be sure your chemical equation is balanced! ZnS(s) +O2(g) ->

A: We have to write products of the reaction ZnS(s) +O2(g) ->

Q: Which is an industrial reducing agent frequently used to reduce iron from its ore? O Oxygen O…

A: Answer: Iron is found in nature in form of oxide ores. During the reduction process we take off this…

Q: 2. Predict the products of the following oxidation-reduction reactions, but do not balance: (a)…

A: The answer is given below

Q: What is the balance equation for the decomposition of cesium nitride

A: Cesium nitride is an ionic compound. Cesium is very harmful when it emits gamma radiations.

Group 13 Elements

In the periodic table, group 13 elements exist in the first p-block. There are six elements present in group 13, which include boron (B), aluminum (Al), gallium (Ga), indium (In), thallium (Tl), and element 113 (ununtrium, (Uut)). Group 13 elements are also designated as the boron family.