Write a balanced complete and net ionic chemical equation for the mixture of the following compounds in water. Potasslum lodide and Barlum Sulfide Sodium Hydroxide and Iron (II) Bromide Lithium Sulfate and Strontium Chloride

Q: A neutral atom of the most common form of nickel (Ni) has how many electrons?

A: As we know that, nickel is a transition metal and a d block element.Group: 10Period: 4Atomic number…

Q: Write the symbol for every chemical element that has atomic number greater than 32 and atomic mass…

A: The aggregate number of protons present in a particular element is its atomic number and the sum of…

Q: SPECIFIC most signifant object made from

A: In this question we have to explain some examples of specific most signifant object made from metal…

Q: On another planet, the isotopes of titanium have the given natural abundances. Isotope Abundance…

A: The average atomic mass of three isotopes can be calculated using the following expression:

Q: Classify the substance shown in the sketch below. You can click the other tabs in the sketch to get…

A: Given: The sketch provided shows a substance.  Looking at 1000X, it seems to be hard and a pattern…

Q: Complete the sentences by crossing out the words that are wrong. The first one has been done for…

A:

Q: Change in Shape (Flattens / Breaks into pieces) Materials Wire Flattens Pencil lead Breaks into…

A:

Q: Transition metals are good conductors of electricity because of their sea of electrons Oability to…

A: (1). Substances through which heat and electricity can easily pass are called conductors. For…

Q: In which of the following are the components NOT chemically combined? O unable to predict O compound…

A: Applying definition of mixture, compound and molecules.

Q: difference between metal and non metal?

A: Here we are asked to write the difference between metal and non metal.

Q: A pure substance is: composed of two or more different types of atoms or molecules that has constant…

A: We know that -  On the basis of physical properties,We can classify matter into several categories .…

Q: Which of the following elements require Roman numerals when writing their ion names? Select all that…

A: Roman numerals are typically used when writing the ion names of transition metals, as well as some…

Q: 4. 49 Cr-> 49 V + 24 23 5, 238U- 23A Thị 92 90 6. 214 Bi-> 214 Po+ 83 84

A:

Q: An imaginary element (x) on Mars is composed of two isotopes, 54.93% of isotope x-34 with a mass of…

A:

Q: Use the References to access important values if needed for this question. 1A 3A 4A SA 6A 7A He BCNO…

A: Atomic mass of Ti =22 Atomic mass of Sc= 21

Q: Give 3 examples of minerals that forensic geologists commonly encounter in soil samples. Give the…

A: Soil contains many essential minerals that are used in further technologies. These minerals are…

Q: Write a complete chemical formula, including physical state symbol, for each element listed below in…

A: Each and every element has different chemical symbols or formula, which specific for them but…

Q: Based on TABLE 3, if an additional 10.12% of pure 7Li is added to a natural lithium sample what is…

A: Note: Since you asked multiple questions in a single image. So here is the solution to first…

Q: What is an atom element and compound

A:

Q: TA BA H2A 3A 4A SA 6A 7A He t Be BCNOE Ne NO 38 48 58 68 78 00 18 28 Si P S Cl Ar Se TV CRM foco Ni…

A: Beryllium---- The symbol of beryllium is ----- Be Beryllium (Be) placed period 2  and group 2 or IIA…

Q: Calculate the amount of charge (in Coulombs) transferred when a 4 amperes (A) current is used for 2…

A: Given that:  Current = 4A  Time(t) = 2 mintutes  1 min = 60seconds

Q: Enter the symbols for the ions of sodium and phosphorus .

A: Sodium is an element which lies in group IA.  Sodium has a charge of +1.  Losing of one electron…

Q: I do not understand 1s22s22p63s23p64s1  Is there a sort of counting that has to be done on the…

A: The electronic configuration of any element is written based on the atomic number of the element…

Q: the

A: Solving for Integer Value of m 37 −150/m = −13

Q: Using only the periodic table arrange the following elements in order of increasing atomic radius:…

A: The general periodic trend of the atomic radii is: Along the period, generally, the atomic radius…

Q: 1. Define physical and chemical properties, provide three examples of each, discuss their…

A: Many substances are classified and identified based on their physical and chemical properties.

Q: On another planet, the isotopes of titanium have the given natural abundances. Isotope Abundance…

A: By using this formula we can calculate the Average atomic mass of titanium on that planet .

Q: Compounds are composed two or more elements chemically combined while mixture are composed of…

A: A question based on introduction to chemistry that is to be accomplished.

Q: Part 2: Color land label) each section of the Representative Elements a unique shade. Color the…

A:

Q: Elements in the same row of the periodic table exhibit similar chemical properties. True False

A: In the periodic table, the elements are arranged according to their atomic number (electronic…

Q: Which of the following statement is not correct? a) Most of the known elements are metals. b)…

A: Elements are arranged in periodic table as per their exhibiting properties and electronic…

Q: Na Mg Al Si CI Ar 19 20 21 25 22 23 Ti 24 26 27 28 29 30 31 32 33 34 35 36 K Ca Sc V Cr Mn Fe Co Ni…

A: We have to find which among have the similar chemical properties

Q: Which of the following statements is always true? A All representative elements are nonmetals. All…

A: In the periodic table, the elements present in 1, 2, and 13 to 18 groups are known as representative…

Q: A monatomic ion with a charge of +2 has an electronic configuration of 1s 2s 2p°3s²3p°. This ion is…

A:

Q: What is a space-filling molecular model?

A: A Space-filling molecular model has to be defined.

Q: Which of the following elements is not a representative element? O Nickel Cadmium Silicon O Barium

A: I A, IIA, IIIA, IV A, VA, VI A, VII A, VIII A elements are called representative elements. Between…

Q: Use the References to access important values if needed for this question. 1A 8A H 2A 3A 4A SA 6A 7A…

A: Isoelectronic species are the species having same electrons. Electron of Cl- = (17+1)= 18e-…

Q: State the number of protons in Al^3+ Express your answer as an integer.   State the number of…

A: The element Al has atomic number = 13. Number of protons of an element is equal to atomic number of…

Q: Write the symbol for every chemical element that has atomic number greater than 55 and atomic mass…

A: To write symbol for every chemical element that has atomic number greater than 55 and atomic mass…

Q: Fill in the element flowchart for Si: HCI A Si NaOH CH3CI Na₂CO3 SiO₂ HF C H*

A:

Q: Based on the following table give the atomic mass of chromium in amu (up to four decimal places):…

A:

Q: For each chemical name below label it as an element (E), molecular (M), or ionic (1) and then write…

A: we have to write the correct formula of the given species and identify if it is element, ionic or…

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.