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What type of reaction does potassium chloride have?
The compound contains the two elements Potassium and chlorine it is an exothermic chemical reaction because it releases heat energy when formed.
What is the Lewis structure for calcium nitride?
The Lewis structure for calcium nitride (Ca3N2) consists of one calcium atom with two nitrogen atoms bonded to it. The calcium atom donates two electrons to each nitrogen atom, forming ionic bonds. The calcium atom has a 2+ charge, while each nitrogen atom has a 3- charge.
Write a Balanced equation between HCl and CaCO3?
2 HCl + CaCO3 -> CaCl2 + H2O + CO2 In words, two moles of hydrochloric acid reacts with one mole of calcium carbonate to yield one mole of calcium chloride, one mole of water, and one mole of carbon dioxide.
How many ions does MgBr2 have?
One formula unit of MgBr2 has three ions; one Mg2+ ion and two Br- ions. One mole of MgBr2 formula units has one mole of Mg2+ ions and two moles of Br- ions, for a total of three moles of ions.
What is revealed in the reaction Ca OH 2s Ca2 aq 2OH-aq?
The reaction produces heat
What are dibasic salts?
Dibasic salts are salts that contain two replaceable hydrogen ions per molecule. These salts are capable of forming two types of ions when dissolved in water, with two acidic protons that can be neutralized by a base. Examples of dibasic salts include calcium carbonate (CaCO3) and magnesium sulfate (MgSO4).
How do you write the dissolution reaction for Pb NO3 2 dissolved in water?
The dissolution reaction for lead(II) nitrate, Pb(NO₃)₂, in water can be represented as follows: [ \text{Pb(NO}_3\text{)}_2 (s) \rightarrow \text{Pb}^{2+} (aq) + 2 \text{NO}_3^{-} (aq) ] In this reaction, solid lead(II) nitrate dissociates into lead ions (Pb²⁺) and two nitrate ions (NO₃⁻) when it dissolves in water.
What type of reaction does potassium chloride have?
The compound contains the two elements Potassium and chlorine it is an exothermic chemical reaction because it releases heat energy when formed.
Which number belongs in the blank in order for this to be a balanced equation Na2CO3 plus CaCl2 NaCl plus CaCO3?
The answer is TWO (2)Na2CO3 + CaCl2 --> 2 NaCl + CaCO3
How do you break compounds into ions?
only compounds with the (aq) state symbol
What happens Na2CO3 plus CaCl2 are mixed?
When Na2CO3 and CaCl2 are mixed, a double displacement reaction occurs. The sodium ions from Na2CO3 switch places with the calcium ions from CaCl2 to form two new compounds: CaCO3 (calcium carbonate) and 2NaCl (sodium chloride). This reaction is also known as a precipitation reaction, as calcium carbonate is insoluble in water and will form a solid precipitate.
A chemical compound of two or more different elements?
Calcium Carbonate CaCO3
Why is a compound?
Limestone is a compound because it consists of two or more elements: CaCO3
What is the Lewis structure for calcium nitride?
The Lewis structure for calcium nitride (Ca3N2) consists of one calcium atom with two nitrogen atoms bonded to it. The calcium atom donates two electrons to each nitrogen atom, forming ionic bonds. The calcium atom has a 2+ charge, while each nitrogen atom has a 3- charge.
What will happen to the copper sulfate crystal in the test tube filled with distilled water for two hours?
The copper sulfate crystal will gradually dissolve in the distilled water over time, forming a blue solution. This process is known as dissolution, where the crystal's ions disperse in the water. The speed of dissolution depends on factors like temperature, agitation, and surface area of the crystal.
Which formula represents a binary compound nh4no3 ch4 ch3coch3 caco3?
The compound represented by the formula NH4NO3 is ammonium nitrate, which is a binary compound made of ammonium (NH4+) and nitrate (NO3-). The other compounds listed, CH4 (methane), CH3COCH3 (acetone), and CaCO3 (calcium carbonate), are not binary compounds as they contain more than two elements or ions. In summary, NH4NO3 is the only binary compound among the given formulas.
Which metal was oxidized by two other ions?
Iron (Fe) is a metal that can be oxidized by two common ions: copper ions (Cu^2+) and silver ions (Ag^+).
