1. state whether the following properties are typical of an element on the left side or...
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state whether the following properties are typical of an element on
the left side or...
Questions are worth 4 polls U as you go from left as you go from the...
Questions are worth 4 polls U as you go from left as you go from the 1. The first ionization energies of the elements to right across a period of the periodic table, and bottom to the top of a group of the periodic table. A. Increase, increase B. Increase, decrease C. Decrease, increase D. Decrease, decrease E. Both change unreliably 2. Most nonmetals form oxides that are A. basic B. neutral C. salty D. acidic E. ionic 3. The...
Part C The metallic character of an element is defined as the properties typical of a...
Part C The metallic character of an element is defined as the properties typical of a metal, especially the tendency to lose electrons in chemical reactions. Arrange the following elements in order of decreasing metallic character. Rank from most to least metallic character. To rank items as equivalent, overlap them. Cs, P, Cr, F, Zn, S, Ca
3.2 Periodic trends 1. (0620-5 2012-Paper 1/2-Q21) Which properties of the element titanium, Ti, can be...
3.2 Periodic trends 1. (0620-5 2012-Paper 1/2-Q21) Which properties of the element titanium, Ti, can be predicted from its position in the Periodic Table? forms coloured compounds conducts electricity when solid can be used has low density as a catalyst X A X X Xx 2. (0620-W 2012-Paper 1/1-Q20) The diagram shows an outline of the Periodic Table. U V W X Y Which of the elements U, V, W, X and Y would react together in the ratio of...
Q 10, Q 11 Basic chemistry assignment 10. The element whose properties are most similar to...
Q 10, Q 11 Basic chemistry assignment
10. The element whose properties are most similar to those of chlorine is a. Be b. S c. Br d. Po Which period in the Periodic Table contains the most metals 11.
Table 1. Selected Properties of Some Metals Atomic Mass Specific Heat (J/g°C) Color or Metal Density...
Table 1. Selected Properties of Some Metals Atomic Mass Specific Heat (J/g°C) Color or Metal Density (g/mol) Appearance Magnesium 24.31 1.02 Shiny gray metallic 1.738 g/cm Aluminum 26.98 0.90 Silvery gray metallic 2.70 g/cm Nickel 58.69 0.44 Silver, gold tinge metallic 8.908 g/cm Copper 63.55 0.38 Lustrous red-orange 8.96 g/cm Zinc 65.38 0.51 Silver-gray metallic 7.14 g/cm 107.87 Shiny white metallic 10.49 g/cm Silver 0.24 Gold 196.87 0.13 Metallic yellow 19.30 g/cm 9.78 g/cm 0.12 Lustrous brownish silver Bismuth 208.98...
Match each element in the left column with its most likely oxidation state in a compound...
Match each element in the left column with its most likely oxidation state in a compound in the right column. (Based on the elements location in the periodic table) magnesium aluminum oxygen chlorine potassium barium nitrogen sulfur fluorine strontium carbon arsenic A. +1 B. +2 C. +3 D. 0 E. -1 F. -2 G. -3 H. +4/-4
State whether the following properties of zinc are chemical or physical: A. It reacts slowly with...
State whether the following properties of zinc are chemical or physical: A. It reacts slowly with oxygen gas at elevated temperatures to form zinc oxide, ZnO. B. When zinc granules are added to dilute sulfuric acid, hydrogen is given off and the metal dissolves. C. Zinc melts at 420 degrees Celsius. D. Zinc has a hardness on the Mohs scale of 2.5 and a density of 7.13g/cm³ at 25 degrees Celsius.
Exercise 1 - Questions 1. Define physical and chemical properties and give at least 3 examples...
Exercise 1 - Questions
1. Define physical and chemical properties and give at
least 3 examples of each type of property.
2. Which substances in Data Table 1 have melting points
below room temperature? Are these substances more likely to be
ionic or molecular compounds based on melting point alone?
Explain.
3. Which substances in Data Table 1 have melting points
above room temperature? Are these substances more likely to be
ionic or molecular compounds based on melting point alone?...
Properties of Alkanes 1. mention some properties of alkanes in terms of their: a. physical state-...
Properties of Alkanes 1. mention some properties of alkanes in terms of their: a. physical state- depends on the ______ of carbons b. Polarity- c. Solubility in water- d. Density compared to water- e. They all undergo the following reaction: _____, which products alway are: _________, _________ and __________. Provide an example here: f. Main use is as ______. g. Melting and boiling points are _______.
PERIODIC TABLE REVIEW WORKSHEET 1. Match the man with his contribution to (A) Lothar Meyer with...
PERIODIC TABLE REVIEW WORKSHEET 1. Match the man with his contribution to (A) Lothar Meyer with his contribution to the Periodic Table: Doberiner (A) groups of 3.elements, called triads (C) Dmitri Mendelevey (8) graphed atomic weight Vs atomic volune.meyer nendeleyev (c) properties repost every oth element-Newlanas (C) proper (E) Henry Moseley (D) used X-rays to define "atomic numbers'-moseley (E) "periodic law" based on atomic weights-menckeleen 2. Identify an A periodic tables (A) period (D) transition metal (G) inert gas (Group...
Questions are worth 4 polls U as you go from left as you go from the 1. The first ionization energies of the elements to right across a period of the periodic table, and bottom to the top of a group of the periodic table. A. Increase, increase B. Increase, decrease C. Decrease, increase D. Decrease, decrease E. Both change unreliably 2. Most nonmetals form oxides that are A. basic B. neutral C. salty D. acidic E. ionic 3. The...
3.2 Periodic trends 1. (0620-5 2012-Paper 1/2-Q21) Which properties of the element titanium, Ti, can be predicted from its position in the Periodic Table? forms coloured compounds conducts electricity when solid can be used has low density as a catalyst X A X X Xx 2. (0620-W 2012-Paper 1/1-Q20) The diagram shows an outline of the Periodic Table. U V W X Y Which of the elements U, V, W, X and Y would react together in the ratio of...
Q 10, Q 11 Basic chemistry assignment
10. The element whose properties are most similar to those of chlorine is a. Be b. S c. Br d. Po Which period in the Periodic Table contains the most metals 11.
Table 1. Selected Properties of Some Metals Atomic Mass Specific Heat (J/g°C) Color or Metal Density (g/mol) Appearance Magnesium 24.31 1.02 Shiny gray metallic 1.738 g/cm Aluminum 26.98 0.90 Silvery gray metallic 2.70 g/cm Nickel 58.69 0.44 Silver, gold tinge metallic 8.908 g/cm Copper 63.55 0.38 Lustrous red-orange 8.96 g/cm Zinc 65.38 0.51 Silver-gray metallic 7.14 g/cm 107.87 Shiny white metallic 10.49 g/cm Silver 0.24 Gold 196.87 0.13 Metallic yellow 19.30 g/cm 9.78 g/cm 0.12 Lustrous brownish silver Bismuth 208.98...
Exercise 1 - Questions
1. Define physical and chemical properties and give at
least 3 examples of each type of property.
2. Which substances in Data Table 1 have melting points
below room temperature? Are these substances more likely to be
ionic or molecular compounds based on melting point alone?
Explain.
3. Which substances in Data Table 1 have melting points
above room temperature? Are these substances more likely to be
ionic or molecular compounds based on melting point alone?...
PERIODIC TABLE REVIEW WORKSHEET 1. Match the man with his contribution to (A) Lothar Meyer with his contribution to the Periodic Table: Doberiner (A) groups of 3.elements, called triads (C) Dmitri Mendelevey (8) graphed atomic weight Vs atomic volune.meyer nendeleyev (c) properties repost every oth element-Newlanas (C) proper (E) Henry Moseley (D) used X-rays to define "atomic numbers'-moseley (E) "periodic law" based on atomic weights-menckeleen 2. Identify an A periodic tables (A) period (D) transition metal (G) inert gas (Group...
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