Sr( Strontium) is chemically similar to calcium ( Ca) because both are alkaline earth metal and belong to same group(2)
And the have similar outer shell electronic configuration (ns2).
Question 23 of 8/ Which of the following elements would be chemically similar to calcium (Ca)?...
which of the following is elements would be chemically similar to ca
QUESTION 40 Which of the following elements is chemically similar to magnesium? sulfur O potassium calcium nickel Iron
. Which of the following elements is most chemically similar to sulfur? a. Ar b. P c. Po d. Se e. Sn
An atom of which of the following elements has the highest electron affinity? Select one: a. Br b. Cl c. Rb d. As e. Se An atom of which of the following elements is not diamagnetic in the ground state? Select one: a. Rn b. Ca c. Pt d. Cd e. All are diamagnetic. The general electron configuration for the outermost electrons of the halogens is Select one: a. ns2np4 b. ns2np5 c. ns2np6 d. ns2np2 e. ns2np3 What...
I need the answers for questions 25-28. 25. Which of these elements is chemically similar to Helium? A) Ne В) В E) O D) F C) C 26. Which number precedes H2O when the following equation is properly balanced with the smallest set of whole numbers? H2O NaOH Н2 Na D) 4 E) 5 C) 3 A) B) 2 27. Which number precedes H2O when the following equation is properly balanced with the A&C3+ H2 O- Al(OH)3+ CH smallest set...
8:574 Question 8 of 23 Submit Which is NOT a property of an ideal gas? A) Consists of point particles B) Can pass through walls C) There are no attractive/repulsive forces D) All of the above are properties of ideal gases E) None of the above are properties of ideal gases Tap here or pull up for additional resources
8:34 1 Question 30 of 64 Submit Which of the following atoms would have the longest de Broglie wavelength, if all have the same velocity? A) Li B) Na C) Fe D) Pb E) Not possible to tell with given information Tap here or pull up for additional resources
3) Which pair of elements would you expect to exhibit the greatest similarity in their physical and chemical properties? a) Ca, Srb) Ga Ge c) C,0 d) Cs, Bae) H, Li
8:36 LTE Question 3 of 23 Submit A helium balloon initially at room temperature is dunked into a bucket of liquid nitrogen (T = 77 K). Which of the following will occur? A) Volume increases B) Volume decreases C) The number of moles increases D) The number of moles decreases E) Temperature increases Tap here or pull up for additional resources
13) Which of the following is the correct classification for both calcium and iron? A) Ca is a transition element and a metal and Fe is a transition element and a metal B) Ca is a transition element and a metal and Fe is a transition element and a nonmetal. C) Ca is an alkali metal element and a metal and Fe is a transition element and a nonmetal D) Ca is an alkaline earth element and a metal and...