Nitrous oxide (N₂O), the “laughing gas” used as an anes-thetic by dentists, is made by thermal decomposition of solid NH₄NO₃. Write a balanced equation for this reaction. What arethe oxidation states of N in NH₄NO₃ and in N₂O?

Q: An element forms an oxide, E2O3, and a fluoride, EF3.(a) Of which two groups might E be a member?(b)…

A: a) The oxidation state of E is +3 as it forms E2O3 and EF3 thus E belongs to 3A or 3B group.

Q: Oxygen forms double bonds in O2, but sulfur forms single bonds in S8. Why?

A:

Q: Write a balanced equation for each reaction:(a) Thermal decomposition of witherite (barium…

A: a) The reactant given is barium carbonate i.e BaCO3. On heating the salt BaCO3 it decomposes to…

Q: Write the balanced equation for the neutralization reaction between H2SO4H2SO4 and KOHKOH in aqueous…

A: The chemical reaction in which strong acid reacts with a strong base that results in formation of…

Q: Write a balanced equation for the reaction of elemental boron with each of the following (most of…

A: In the balanced equation, the number of atoms in the left side equals to the number of the atoms in…

Q: Describe how sodium dihydrogen phosphate can be used as a pH buffering agent.<

A: A buffer solution is one that can resists change in its pH on the addition of an acid or a base.  A…

Q: synthesize the alum (KAl(SO4 )2 · xH2O(s)). ) Assuming an excess of the other reagents, from one…

A: Reactants + H2SO4 ------> Alum  Applying POAC (pricinciple of atomic conservation)  on 'S'  Moles…

Q: The use of silica to form slag in the production of phospho-rus from phosphate rock was introduced…

A: Silica is the name given to a group of minerals composed of silicon and oxygen and these two are the…

Q: Why is beryllium carbonate unusually unstable thermally as compared to the other carbonates of this…

A: Beryllium belongs to group 2 in the periodic table. The carbonates of this group are - BeCO3, MgCO3,…

Q: What is the oxidation state of each element in SO2−4?

A:

Q: Write a balanced chemical reaction for the reaction of S2O32- ions with bromine to give bromide and…

A:

Q: In power plants, hydrazine is used to prevent corrosion of themetal parts of steam boilers by the O2…

A: Hydrazine is N 2 H 4 used for the removal of dissolved oxygen. It also acts to produce nitrogen and…

Q: Hydrogen is by far the most abundant element cosmically. Ininterstellar space, it exists mainly as…

A: Hydrogen is the simplest element containing only one proton and one electron. The molecule of…

Q: The most important oxides of iron are magnetite, Fe3O4, and hematite, Fe2O3. What are the oxidation…

A: metals are found in nature as their ores.Fe has two ores magnetite and hematite.oxidation state is…

Q: Complete and balance the following equations: (a) CaO1s2 + H2O1l2 ¡

A: Calcium oxide reacts with water to form calcium hydroxide. This reaction is highly exothermic in…

Q: Treatment of cobalt(II) oxide with oxygen at high temperatures gives Co3O4. Write a balanced…

A: Given that the reaction of cobalt(II) oxide with oxygen gives Co3O4. To find: Balanced chemical…

Q: (i) Thermal stability of hydrides of group 16 elements decreases downthe group. Why?(ii) Compare the…

A: i) The thermal stability of the hydrides of group 16 elements decreases down the group, i.e., H2O…

Q: (i) How is HNO3 prepared commercially?(ii) Write chemical equations of the reactions involved.(iii)…

A: 1) HNO3 is prepared commercially by the Ostwald's process. It's commercial production starts with…

Q: What's the oxidation state of 'S' in NaHSO4?

A: Applying concept calculation of oxidation number by putting oxidation numbers of other elements.…

Q: What is the oxidation state of tungsten in WO2?

A:

Q: What is The oxidation number of Cl in HClO₃

A: The charge of an atom that is present in the compound representing the number of electrons lost or…

Q: What is the formula for the simplest oxide of carbon if it contains carbon in a +2 oxidation state

A:

Q: Write a balanced equation for each of the following reactions:(a) preparation of white phosphorus…

A: A balanced equation for each of the following reactions is to be written:(a) Preparation of white…

Q: (a) Which poisonous gas is evolved when white phosphorus is heated with Cone. NaOH solution? Write…

A:

Q: Treatment of Cobalt (ll) Oxide with oxygen at high temperatures gives Co3O4. Write a balanced…

A: Balanced chemical equation is the one which has equal number of atoms on both sides of the equation…

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.